74342216 has 32 divisors (see below), whose sum is σ = 154963200. Its totient is φ = 33203520.

The previous prime is 74342189. The next prime is 74342291. The reversal of 74342216 is 61224347.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8306 + ... + 14753.

It is an arithmetic number, because the mean of its divisors is an integer number (4842600).

Almost surely, 2^74342216 is an apocalyptic number.

It is an amenable number.

74342216 is an abundant number, since it is smaller than the sum of its proper divisors (80620984).

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

74342216 is a wasteful number, since it uses less digits than its factorization.

74342216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23109 (or 23105 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 74342216 is about 8622.1932244644. The cubic root of 74342216 is about 420.4798295383.

The spelling of 74342216 in words is "seventy-four million, three hundred forty-two thousand, two hundred sixteen".