74231607 has 16 divisors (see below), whose sum is σ = 102543840. Its totient is φ = 47731200.

The previous prime is 74231593. The next prime is 74231609. The reversal of 74231607 is 70613247.

It is not a de Polignac number, because 74231607 - 2¹⁸ = 73969463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74231609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7557 + ... + 14337.

It is an arithmetic number, because the mean of its divisors is an integer number (6408990).

Almost surely, 2^74231607 is an apocalyptic number.

74231607 is a deficient number, since it is larger than the sum of its proper divisors (28312233).

74231607 is a wasteful number, since it uses less digits than its factorization.

74231607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6914.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 74231607 is about 8615.7766335949. The cubic root of 74231607 is about 420.2711910693.

The spelling of 74231607 in words is "seventy-four million, two hundred thirty-one thousand, six hundred seven".