22940415 has 48 divisors (see below), whose sum is σ = 41932800. Its totient is φ = 12029472.

The previous prime is 22940413. The next prime is 22940417. The reversal of 22940415 is 51404922.

It is an interprime number because it is at equal distance from previous prime (22940413) and next prime (22940417).

It is not a de Polignac number, because 22940415 - 2¹ = 22940413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22940413) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95866 + ... + 96104.

It is an arithmetic number, because the mean of its divisors is an integer number (873600).

Almost surely, 2^22940415 is an apocalyptic number.

22940415 is a deficient number, since it is larger than the sum of its proper divisors (18992385).

22940415 is an equidigital number, since it uses as much as digits as its factorization.

22940415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 22940415 is about 4789.6153290217. The cubic root of 22940415 is about 284.1409032675.

The spelling of 22940415 in words is "twenty-two million, nine hundred forty thousand, four hundred fifteen".