22870118 has 4 divisors (see below), whose sum is σ = 34305180. Its totient is φ = 11435058.

The previous prime is 22870103. The next prime is 22870121. The reversal of 22870118 is 81107822.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5717528 + ... + 5717531.

It is an arithmetic number, because the mean of its divisors is an integer number (8576295).

Almost surely, 2^22870118 is an apocalyptic number.

22870118 is a deficient number, since it is larger than the sum of its proper divisors (11435062).

22870118 is a wasteful number, since it uses less digits than its factorization.

22870118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11435061.

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 22870118 is about 4782.2712177374. The cubic root of 22870118 is about 283.8503724808.

The spelling of 22870118 in words is "twenty-two million, eight hundred seventy thousand, one hundred eighteen".