74199216 has 80 divisors (see below), whose sum is σ = 235929344. Its totient is φ = 19567872.

The previous prime is 74199193. The next prime is 74199221. The reversal of 74199216 is 61299147.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4126 + ... + 12861.

Almost surely, 2^74199216 is an apocalyptic number.

It is an amenable number.

74199216 is an abundant number, since it is smaller than the sum of its proper divisors (161730128).

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

74199216 is a wasteful number, since it uses less digits than its factorization.

74199216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17018 (or 17012 counting only the distinct ones).

The product of its digits is 27216, while the sum is 39.

The square root of 74199216 is about 8613.8966792039. The cubic root of 74199216 is about 420.2100536590.

The spelling of 74199216 in words is "seventy-four million, one hundred ninety-nine thousand, two hundred sixteen".