75620734 has 16 divisors (see below), whose sum is σ = 135272448. Its totient is φ = 30999672.

The previous prime is 75620707. The next prime is 75620759. The reversal of 75620734 is 43702657.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 75620734.

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, 117102 + ... + 117745.

It is an arithmetic number, because the mean of its divisors is an integer number (8454528).

Almost surely, 2^75620734 is an apocalyptic number.

75620734 is a deficient number, since it is larger than the sum of its proper divisors (59651714).

75620734 is a wasteful number, since it uses less digits than its factorization.

75620734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234879.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 75620734 is about 8696.0182842494. The cubic root of 75620734 is about 422.8765761291.

The spelling of 75620734 in words is "seventy-five million, six hundred twenty thousand, seven hundred thirty-four".