74136315 has 16 divisors (see below), whose sum is σ = 129401856. Its totient is φ = 35944800.

The previous prime is 74136313. The next prime is 74136329. The reversal of 74136315 is 51363147.

It is not a de Polignac number, because 74136315 - 2¹ = 74136313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74136311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224491 + ... + 224820.

It is an arithmetic number, because the mean of its divisors is an integer number (8087616).

Almost surely, 2^74136315 is an apocalyptic number.

74136315 is a deficient number, since it is larger than the sum of its proper divisors (55265541).

74136315 is a wasteful number, since it uses less digits than its factorization.

74136315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449330.

The product of its digits is 7560, while the sum is 30.

The square root of 74136315 is about 8610.2447700399. The cubic root of 74136315 is about 420.0912783470.

The spelling of 74136315 in words is "seventy-four million, one hundred thirty-six thousand, three hundred fifteen".