74398074 has 8 divisors (see below), whose sum is σ = 148796160. Its totient is φ = 24799356.

The previous prime is 74398057. The next prime is 74398099. The reversal of 74398074 is 47089347.

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

74398074 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6199834 + ... + 6199845.

It is an arithmetic number, because the mean of its divisors is an integer number (18599520).

Almost surely, 2^74398074 is an apocalyptic number.

74398074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

74398074 is a wasteful number, since it uses less digits than its factorization.

74398074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12399684.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 74398074 is about 8625.4318152774. The cubic root of 74398074 is about 420.5851141871.

The spelling of 74398074 in words is "seventy-four million, three hundred ninety-eight thousand, seventy-four".