22953953 has 4 divisors (see below), whose sum is σ = 25040688. Its totient is φ = 20867220.

The previous prime is 22953943. The next prime is 22953979. The reversal of 22953953 is 35935922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22953953 - 2⁴ = 22953937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22953943) 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, 1043351 + ... + 1043372.

It is an arithmetic number, because the mean of its divisors is an integer number (6260172).

Almost surely, 2^22953953 is an apocalyptic number.

It is an amenable number.

22953953 is a deficient number, since it is larger than the sum of its proper divisors (2086735).

22953953 is a wasteful number, since it uses less digits than its factorization.

22953953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086734.

The product of its digits is 72900, while the sum is 38.

The square root of 22953953 is about 4791.0283864740. The cubic root of 22953953 is about 284.1967863469.

The spelling of 22953953 in words is "twenty-two million, nine hundred fifty-three thousand, nine hundred fifty-three".