22993416 has 32 divisors (see below), whose sum is σ = 63871200. Its totient is φ = 7664400.

The previous prime is 22993393. The next prime is 22993423. The reversal of 22993416 is 61439922.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

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, 53010 + ... + 53441.

It is an arithmetic number, because the mean of its divisors is an integer number (1995975).

Almost surely, 2^22993416 is an apocalyptic number.

It is an amenable number.

22993416 is an abundant number, since it is smaller than the sum of its proper divisors (40877784).

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

22993416 is a wasteful number, since it uses less digits than its factorization.

22993416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106466 (or 106456 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 22993416 is about 4795.1450447301. The cubic root of 22993416 is about 284.3595591342.

It can be divided in two parts, 22993 and 416, that added together give a square (23409 = 153²).

The spelling of 22993416 in words is "twenty-two million, nine hundred ninety-three thousand, four hundred sixteen".