73620734 has 32 divisors (see below), whose sum is σ = 125388000. Its totient is φ = 32112640.

The previous prime is 73620733. The next prime is 73620737. The reversal of 73620734 is 43702637.

It is a self number, because there is not a number n which added to its sum of digits gives 73620734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73620733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163742 + ... + 164190.

It is an arithmetic number, because the mean of its divisors is an integer number (3918375).

Almost surely, 2^73620734 is an apocalyptic number.

73620734 is a deficient number, since it is larger than the sum of its proper divisors (51767266).

73620734 is a wasteful number, since it uses less digits than its factorization.

73620734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 73620734 is about 8580.2525603854. The cubic root of 73620734 is about 419.1151704637.

The spelling of 73620734 in words is "seventy-three million, six hundred twenty thousand, seven hundred thirty-four".