745339634 has 32 divisors (see below), whose sum is σ = 1245619200. Its totient is φ = 332164800.

The previous prime is 745339627. The next prime is 745339649. The reversal of 745339634 is 436933547.

It is a super-2 number, since 2×745339634² = 1111062340022507912, which contains 22 as substring.

It is a Curzon number.

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, 532067 + ... + 533465.

It is an arithmetic number, because the mean of its divisors is an integer number (38925600).

Almost surely, 2^745339634 is an apocalyptic number.

745339634 is a deficient number, since it is larger than the sum of its proper divisors (500279566).

745339634 is a wasteful number, since it uses less digits than its factorization.

745339634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2106.

The product of its digits is 816480, while the sum is 44.

The square root of 745339634 is about 27300.9090324846. The cubic root of 745339634 is about 906.6745079039.

The spelling of 745339634 in words is "seven hundred forty-five million, three hundred thirty-nine thousand, six hundred thirty-four".