747276 has 12 divisors (see below), whose sum is σ = 1743672. Its totient is φ = 249088.

The previous prime is 747259. The next prime is 747277. The reversal of 747276 is 672747.

It is a happy number.

747276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (747277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31125 + ... + 31148.

It is an arithmetic number, because the mean of its divisors is an integer number (145306).

2⁷⁴⁷²⁷⁶ is an apocalyptic number.

It is an amenable number.

747276 is an abundant number, since it is smaller than the sum of its proper divisors (996396).

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

747276 is a wasteful number, since it uses less digits than its factorization.

747276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62280 (or 62278 counting only the distinct ones).

The product of its digits is 16464, while the sum is 33.

The square root of 747276 is about 864.4512710385. The cubic root of 747276 is about 90.7458998368.

Subtracting from 747276 its reverse (672747), we obtain a square (74529 = 273²).

The spelling of 747276 in words is "seven hundred forty-seven thousand, two hundred seventy-six".