74999958 has 16 divisors (see below), whose sum is σ = 163636416. Its totient is φ = 22727240.

The previous prime is 74999933. The next prime is 74999959. The reversal of 74999958 is 85999947.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74999959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568116 + ... + 568247.

It is an arithmetic number, because the mean of its divisors is an integer number (10227276).

Almost surely, 2^74999958 is an apocalyptic number.

74999958 is an abundant number, since it is smaller than the sum of its proper divisors (88636458).

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

74999958 is a wasteful number, since it uses less digits than its factorization.

74999958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136379.

The product of its digits is 7348320, while the sum is 60.

The square root of 74999958 is about 8660.2516129729. The cubic root of 74999958 is about 421.7162539305.

It can be divided in two parts, 749999 and 58, that added together give a palindrome (750057).

The spelling of 74999958 in words is "seventy-four million, nine hundred ninety-nine thousand, nine hundred fifty-eight".