55622468 has 24 divisors (see below), whose sum is σ = 106397760. Its totient is φ = 25233120.

The previous prime is 55622467. The next prime is 55622471. The reversal of 55622468 is 86422655.

It is a super-2 number, since 2×55622468² = 6187717892822048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55622461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30305 + ... + 32087.

It is an arithmetic number, because the mean of its divisors is an integer number (4433240).

Almost surely, 2^55622468 is an apocalyptic number.

It is an amenable number.

55622468 is a deficient number, since it is larger than the sum of its proper divisors (50775292).

55622468 is a wasteful number, since it uses less digits than its factorization.

55622468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507 (or 2505 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The square root of 55622468 is about 7458.0471974908. The cubic root of 55622468 is about 381.7245439795.

The spelling of 55622468 in words is "fifty-five million, six hundred twenty-two thousand, four hundred sixty-eight".