74240284 has 6 divisors (see below), whose sum is σ = 129920504. Its totient is φ = 37120140.

The previous prime is 74240273. The next prime is 74240311. The reversal of 74240284 is 48204247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9280032 + ... + 9280039.

Almost surely, 2^74240284 is an apocalyptic number.

It is an amenable number.

74240284 is a deficient number, since it is larger than the sum of its proper divisors (55680220).

74240284 is a wasteful number, since it uses less digits than its factorization.

74240284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18560075 (or 18560073 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 74240284 is about 8616.2801718607. The cubic root of 74240284 is about 420.2875657251.

The spelling of 74240284 in words is "seventy-four million, two hundred forty thousand, two hundred eighty-four".