747099 has 24 divisors (see below), whose sum is σ = 1207440. Its totient is φ = 442368.

The previous prime is 747073. The next prime is 747107. The reversal of 747099 is 990747.

It is not a de Polignac number, because 747099 - 2⁸ = 746843 is a prime.

747099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (747049) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2779 + ... + 3035.

It is an arithmetic number, because the mean of its divisors is an integer number (50310).

2⁷⁴⁷⁰⁹⁹ is an apocalyptic number.

747099 is a deficient number, since it is larger than the sum of its proper divisors (460341).

747099 is a wasteful number, since it uses less digits than its factorization.

747099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 747099 is about 864.3488878919. The cubic root of 747099 is about 90.7387345714.

It can be divided in two parts, 7470 and 99, that added together give a square (7569 = 87²).

The spelling of 747099 in words is "seven hundred forty-seven thousand, ninety-nine".