55022451 has 24 divisors (see below), whose sum is σ = 82628112. Its totient is φ = 32524800.

The previous prime is 55022447. The next prime is 55022467. The reversal of 55022451 is 15422055.

55022451 = T₂₅₁ + T₂₅₂ + ... + T₇₀₁.

It is a happy number.

It is not a de Polignac number, because 55022451 - 2² = 55022447 is a prime.

It is a super-2 number, since 2×55022451² = 6054940228094802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55022411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13035 + ... + 16731.

It is an arithmetic number, because the mean of its divisors is an integer number (3442838).

Almost surely, 2^55022451 is an apocalyptic number.

55022451 is a deficient number, since it is larger than the sum of its proper divisors (27605661).

55022451 is a wasteful number, since it uses less digits than its factorization.

55022451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763 (or 3752 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 55022451 is about 7417.7119787708. The cubic root of 55022451 is about 380.3469845434.

The spelling of 55022451 in words is "fifty-five million, twenty-two thousand, four hundred fifty-one".