55257622 has 16 divisors (see below), whose sum is σ = 95076000. Its totient is φ = 23594688.

The previous prime is 55257611. The next prime is 55257677. The reversal of 55257622 is 22675255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3247 + ... + 11002.

It is an arithmetic number, because the mean of its divisors is an integer number (5942250).

Almost surely, 2^55257622 is an apocalyptic number.

55257622 is a deficient number, since it is larger than the sum of its proper divisors (39818378).

55257622 is a wasteful number, since it uses less digits than its factorization.

55257622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14535.

The product of its digits is 42000, while the sum is 34.

The square root of 55257622 is about 7433.5470671813. The cubic root of 55257622 is about 380.8880936514. Note that the first 3 decimals are identical.

The spelling of 55257622 in words is "fifty-five million, two hundred fifty-seven thousand, six hundred twenty-two".