55552826 has 16 divisors (see below), whose sum is σ = 95618880. Its totient is φ = 23712000.

The previous prime is 55552811. The next prime is 55552841. The reversal of 55552826 is 62825555.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55552811) and next prime (55552841).

It is a super-2 number, since 2×55552826² = 6172232953172552, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55552826.

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, 4391 + ... + 11418.

It is an arithmetic number, because the mean of its divisors is an integer number (5976180).

Almost surely, 2^55552826 is an apocalyptic number.

55552826 is a deficient number, since it is larger than the sum of its proper divisors (40066054).

55552826 is a wasteful number, since it uses less digits than its factorization.

55552826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16069.

The product of its digits is 120000, while the sum is 38.

The square root of 55552826 is about 7453.3768185971. The cubic root of 55552826 is about 381.5651649599.

The spelling of 55552826 in words is "fifty-five million, five hundred fifty-two thousand, eight hundred twenty-six".