742744635 has 16 divisors (see below), whose sum is σ = 1240061184. Its totient is φ = 378907232.

The previous prime is 742744627. The next prime is 742744661. The reversal of 742744635 is 536447247.

It is a cyclic number.

It is not a de Polignac number, because 742744635 - 2³ = 742744627 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 1076097 + ... + 1076786.

It is an arithmetic number, because the mean of its divisors is an integer number (77503824).

Almost surely, 2^742744635 is an apocalyptic number.

742744635 is a deficient number, since it is larger than the sum of its proper divisors (497316549).

742744635 is a wasteful number, since it uses less digits than its factorization.

742744635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152914.

The product of its digits is 564480, while the sum is 42.

The square root of 742744635 is about 27253.3417217045. The cubic root of 742744635 is about 905.6210484343.

The spelling of 742744635 in words is "seven hundred forty-two million, seven hundred forty-four thousand, six hundred thirty-five".