75749934 has 16 divisors (see below), whose sum is σ = 163153872. Its totient is φ = 23307648.

The previous prime is 75749929. The next prime is 75749951. The reversal of 75749934 is 43994757.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485499 + ... + 485654.

It is an arithmetic number, because the mean of its divisors is an integer number (10197117).

Almost surely, 2^75749934 is an apocalyptic number.

75749934 is an abundant number, since it is smaller than the sum of its proper divisors (87403938).

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

75749934 is a wasteful number, since it uses less digits than its factorization.

75749934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971171.

The product of its digits is 952560, while the sum is 48.

The square root of 75749934 is about 8703.4438011628. The cubic root of 75749934 is about 423.1172709967.

The spelling of 75749934 in words is "seventy-five million, seven hundred forty-nine thousand, nine hundred thirty-four".