744745610 has 64 divisors (see below), whose sum is σ = 1573344000. Its totient is φ = 253705536.

The previous prime is 744745609. The next prime is 744745649. The reversal of 744745610 is 16547447.

It is a happy number.

744745610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×744745610² = 1109292047228544200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 613364 + ... + 614576.

It is an arithmetic number, because the mean of its divisors is an integer number (24583500).

Almost surely, 2^744745610 is an apocalyptic number.

744745610 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

744745610 is an abundant number, since it is smaller than the sum of its proper divisors (828598390).

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

744745610 is a wasteful number, since it uses less digits than its factorization.

744745610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420 (or 1406 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 744745610 is about 27290.0276657976. The cubic root of 744745610 is about 906.4335754312.

The spelling of 744745610 in words is "seven hundred forty-four million, seven hundred forty-five thousand, six hundred ten".