74489346 has 48 divisors (see below), whose sum is σ = 165818016. Its totient is φ = 24159168.

The previous prime is 74489323. The next prime is 74489347. The reversal of 74489346 is 64398447.

It is not an unprimeable number, because it can be changed into a prime (74489347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108721 + ... + 109403.

It is an arithmetic number, because the mean of its divisors is an integer number (3454542).

Almost surely, 2^74489346 is an apocalyptic number.

74489346 is an abundant number, since it is smaller than the sum of its proper divisors (91328670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74489346 is a wasteful number, since it uses less digits than its factorization.

74489346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847 (or 844 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 74489346 is about 8630.7210591005. The cubic root of 74489346 is about 420.7570360085.

The spelling of 74489346 in words is "seventy-four million, four hundred eighty-nine thousand, three hundred forty-six".