74674130 has 16 divisors (see below), whose sum is σ = 139048920. Its totient is φ = 28839552.

The previous prime is 74674121. The next prime is 74674139. The reversal of 74674130 is 3147647.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74674121) and next prime (74674139).

It can be written as a sum of positive squares in 4 ways, for example, as 72403081 + 2271049 = 8509^2 + 1507^2 .

It is not an unprimeable number, because it can be changed into a prime (74674139) 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, 128459 + ... + 129038.

Almost surely, 2^74674130 is an apocalyptic number.

74674130 is a deficient number, since it is larger than the sum of its proper divisors (64374790).

74674130 is a wasteful number, since it uses less digits than its factorization.

74674130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257533.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 74674130 is about 8641.4194435868. The cubic root of 74674130 is about 421.1046694648.

The spelling of 74674130 in words is "seventy-four million, six hundred seventy-four thousand, one hundred thirty".