747491356 has 24 divisors (see below), whose sum is σ = 1354454640. Its totient is φ = 360528000.

The previous prime is 747491351. The next prime is 747491357. The reversal of 747491356 is 653194747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747491351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166096 + ... + 170536.

It is an arithmetic number, because the mean of its divisors is an integer number (56435610).

Almost surely, 2^747491356 is an apocalyptic number.

It is an amenable number.

747491356 is a deficient number, since it is larger than the sum of its proper divisors (606963284).

747491356 is a wasteful number, since it uses less digits than its factorization.

747491356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5925 (or 5923 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The square root of 747491356 is about 27340.2881477134. The cubic root of 747491356 is about 907.5461629359.

The spelling of 747491356 in words is "seven hundred forty-seven million, four hundred ninety-one thousand, three hundred fifty-six".