74482090 has 16 divisors (see below), whose sum is σ = 141124320. Its totient is φ = 28224720.

The previous prime is 74482087. The next prime is 74482097. The reversal of 74482090 is 9028447.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (74482097) 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, 195816 + ... + 196195.

It is an arithmetic number, because the mean of its divisors is an integer number (8820270).

Almost surely, 2^74482090 is an apocalyptic number.

74482090 is a deficient number, since it is larger than the sum of its proper divisors (66642230).

74482090 is a wasteful number, since it uses less digits than its factorization.

74482090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392037.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 74482090 is about 8630.3006900107. The cubic root of 74482090 is about 420.7433735975.

The spelling of 74482090 in words is "seventy-four million, four hundred eighty-two thousand, ninety".