22942942 has 8 divisors (see below), whose sum is σ = 37543032. Its totient is φ = 10428600.

The previous prime is 22942919. The next prime is 22942949. The reversal of 22942942 is 24924922.

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

It is a junction number, because it is equal to n+sod(n) for n = 22942898 and 22942907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22942949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 521409 + ... + 521452.

It is an arithmetic number, because the mean of its divisors is an integer number (4692879).

Almost surely, 2^22942942 is an apocalyptic number.

22942942 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22942942 is a deficient number, since it is larger than the sum of its proper divisors (14600090).

22942942 is a wasteful number, since it uses less digits than its factorization.

22942942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042874.

The product of its digits is 20736, while the sum is 34.

The square root of 22942942 is about 4789.8791216481. The cubic root of 22942942 is about 284.1513360590.

The spelling of 22942942 in words is "twenty-two million, nine hundred forty-two thousand, nine hundred forty-two".