74432667 has 8 divisors (see below), whose sum is σ = 99286096. Its totient is φ = 49600512.

The previous prime is 74432663. The next prime is 74432711. The reversal of 74432667 is 76623447.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 74432667 - 2² = 74432663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74432663) 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, 6783 + ... + 13959.

It is an arithmetic number, because the mean of its divisors is an integer number (12410762).

Almost surely, 2^74432667 is an apocalyptic number.

74432667 is a deficient number, since it is larger than the sum of its proper divisors (24853429).

74432667 is a wasteful number, since it uses less digits than its factorization.

74432667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10637.

The product of its digits is 169344, while the sum is 39.

The square root of 74432667 is about 8627.4368731391. The cubic root of 74432667 is about 420.6502908136.

It can be divided in two parts, 744 and 32667, that added together give a triangular number (33411 = T₂₅₈).

The spelling of 74432667 in words is "seventy-four million, four hundred thirty-two thousand, six hundred sixty-seven".