749503746 has 32 divisors (see below), whose sum is σ = 1710583680. Its totient is φ = 243081648.

The previous prime is 749503721. The next prime is 749503759. The reversal of 749503746 is 647305947.

749503746 is a `hidden beast` number, since 74 + 9 + 503 + 74 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185566 + ... + 189561.

It is an arithmetic number, because the mean of its divisors is an integer number (53455740).

Almost surely, 2^749503746 is an apocalyptic number.

749503746 is an abundant number, since it is smaller than the sum of its proper divisors (961079934).

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

749503746 is a wasteful number, since it uses less digits than its factorization.

749503746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375175 (or 375169 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 749503746 is about 27377.0660590210. The cubic root of 749503746 is about 908.3598625663.

The spelling of 749503746 in words is "seven hundred forty-nine million, five hundred three thousand, seven hundred forty-six".