22415042 has 8 divisors (see below), whose sum is σ = 36208956. Its totient is φ = 10345392.

The previous prime is 22415033. The next prime is 22415059. The reversal of 22415042 is 24051422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18498601 + 3916441 = 4301^2 + 1979^2 .

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

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, 431033 + ... + 431084.

Almost surely, 2^22415042 is an apocalyptic number.

22415042 is a deficient number, since it is larger than the sum of its proper divisors (13793914).

22415042 is a wasteful number, since it uses less digits than its factorization.

22415042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862132.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 22415042 is about 4734.4526610792. The cubic root of 22415042 is about 281.9550336565.

Adding to 22415042 its reverse (24051422), we get a palindrome (46466464).

The spelling of 22415042 in words is "twenty-two million, four hundred fifteen thousand, forty-two".