747396 has 36 divisors (see below), whose sum is σ = 2035852. Its totient is φ = 229824.

The previous prime is 747391. The next prime is 747401. The reversal of 747396 is 693747.

747396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (747391) and next prime (747401).

It can be written as a sum of positive squares in 2 ways, for example, as 129600 + 617796 = 360^2 + 786^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 747396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747391) by changing a digit.

747396 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331 + ... + 1266.

2⁷⁴⁷³⁹⁶ is an apocalyptic number.

It is an amenable number.

747396 is an abundant number, since it is smaller than the sum of its proper divisors (1288456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

747396 is a wasteful number, since it uses less digits than its factorization.

747396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620 (or 1615 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 747396 is about 864.5206764445. The cubic root of 747396 is about 90.7507570003.

It can be divided in two parts, 7473 and 96, that added together give a square (7569 = 87²).

The spelling of 747396 in words is "seven hundred forty-seven thousand, three hundred ninety-six".