22136942 has 8 divisors (see below), whose sum is σ = 33252336. Its totient is φ = 11052832.

The previous prime is 22136929. The next prime is 22136981. The reversal of 22136942 is 24963122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22136942² = 980088402222728, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5963 + ... + 8934.

It is an arithmetic number, because the mean of its divisors is an integer number (4156542).

Almost surely, 2^22136942 is an apocalyptic number.

22136942 is a deficient number, since it is larger than the sum of its proper divisors (11115394).

22136942 is a wasteful number, since it uses less digits than its factorization.

22136942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15642.

The product of its digits is 5184, while the sum is 29.

The square root of 22136942 is about 4704.9911795879. The cubic root of 22136942 is about 280.7841201048.

The spelling of 22136942 in words is "twenty-two million, one hundred thirty-six thousand, nine hundred forty-two".