74799542 has 36 divisors (see below), whose sum is σ = 125519940. Its totient is φ = 33335280.

The previous prime is 74799499. The next prime is 74799553. The reversal of 74799542 is 24599747.

Its product of digits (635040) is a multiple of the sum of its prime divisors (105).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1226192 + ... + 1226252.

It is an arithmetic number, because the mean of its divisors is an integer number (3486665).

Almost surely, 2^74799542 is an apocalyptic number.

74799542 is a deficient number, since it is larger than the sum of its proper divisors (50720398).

74799542 is a wasteful number, since it uses less digits than its factorization.

74799542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 105 counting only the distinct ones).

The product of its digits is 635040, while the sum is 47.

The square root of 74799542 is about 8648.6728461655. The cubic root of 74799542 is about 421.3402800278.

The spelling of 74799542 in words is "seventy-four million, seven hundred ninety-nine thousand, five hundred forty-two".