55426248 has 32 divisors (see below), whose sum is σ = 153962400. Its totient is φ = 18475344.

The previous prime is 55426243. The next prime is 55426253. The reversal of 55426248 is 84262455.

It is a happy number.

55426248 is a `hidden beast` number, since 554 + 2 + 62 + 48 = 666.

It is an interprime number because it is at equal distance from previous prime (55426243) and next prime (55426253).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (55426243) 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, 128086 + ... + 128517.

It is an arithmetic number, because the mean of its divisors is an integer number (4811325).

Almost surely, 2^55426248 is an apocalyptic number.

It is an amenable number.

55426248 is an abundant number, since it is smaller than the sum of its proper divisors (98536152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55426248 is a wasteful number, since it uses less digits than its factorization.

55426248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256618 (or 256608 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 55426248 is about 7444.8806572033. The cubic root of 55426248 is about 381.2751438044.

The spelling of 55426248 in words is "fifty-five million, four hundred twenty-six thousand, two hundred forty-eight".