74240054 has 48 divisors (see below), whose sum is σ = 137928960. Its totient is φ = 29343360.

The previous prime is 74239999. The next prime is 74240057. The reversal of 74240054 is 45004247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74240057) 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, 238559 + ... + 238869.

It is an arithmetic number, because the mean of its divisors is an integer number (2873520).

Almost surely, 2^74240054 is an apocalyptic number.

74240054 is a deficient number, since it is larger than the sum of its proper divisors (63688906).

74240054 is a wasteful number, since it uses less digits than its factorization.

74240054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 74240054 is about 8616.2668250235. The cubic root of 74240054 is about 420.2871317009.

The spelling of 74240054 in words is "seventy-four million, two hundred forty thousand, fifty-four".