747346440 has 64 divisors (see below), whose sum is σ = 2244231360. Its totient is φ = 199097600.

The previous prime is 747346433. The next prime is 747346463. The reversal of 747346440 is 44643747.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153727 + ... + 158513.

It is an arithmetic number, because the mean of its divisors is an integer number (35066115).

Almost surely, 2^747346440 is an apocalyptic number.

It is an amenable number.

747346440 is an abundant number, since it is smaller than the sum of its proper divisors (1496884920).

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

747346440 is a wasteful number, since it uses less digits than its factorization.

747346440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6102 (or 6098 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 39.

The square root of 747346440 is about 27337.6377911479. The cubic root of 747346440 is about 907.4875105476.

The spelling of 747346440 in words is "seven hundred forty-seven million, three hundred forty-six thousand, four hundred forty".