74144368 has 10 divisors (see below), whose sum is σ = 143654744. Its totient is φ = 37072176.

The previous prime is 74144351. The next prime is 74144383. The reversal of 74144368 is 86344147.

It is a super-2 number, since 2×74144368² = 10994774612238848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2316996 + ... + 2317027.

Almost surely, 2^74144368 is an apocalyptic number.

It is an amenable number.

74144368 is a deficient number, since it is larger than the sum of its proper divisors (69510376).

74144368 is a wasteful number, since it uses less digits than its factorization.

74144368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4634031 (or 4634025 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 74144368 is about 8610.7123979378. The cubic root of 74144368 is about 420.1064884933.

The spelling of 74144368 in words is "seventy-four million, one hundred forty-four thousand, three hundred sixty-eight".