20242264 has 16 divisors (see below), whose sum is σ = 43376400. Its totient is φ = 8675232.

The previous prime is 20242253. The next prime is 20242273. The reversal of 20242264 is 46224202.

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, 180679 + ... + 180790.

It is an arithmetic number, because the mean of its divisors is an integer number (2711025).

Almost surely, 2^20242264 is an apocalyptic number.

It is an amenable number.

20242264 is an abundant number, since it is smaller than the sum of its proper divisors (23134136).

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

20242264 is a wasteful number, since it uses less digits than its factorization.

20242264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361482 (or 361478 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 20242264 is about 4499.1403623359. The cubic root of 20242264 is about 272.5333752573.

Adding to 20242264 its reverse (46224202), we get a palindrome (66466466).

The spelling of 20242264 in words is "twenty million, two hundred forty-two thousand, two hundred sixty-four".