55426536 has 96 divisors (see below), whose sum is σ = 167356800. Its totient is φ = 16427520.

The previous prime is 55426529. The next prime is 55426559. The reversal of 55426536 is 63562455.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55426536.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36480 + ... + 37968.

It is an arithmetic number, because the mean of its divisors is an integer number (1743300).

Almost surely, 2^55426536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55426536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83678400).

55426536 is an abundant number, since it is smaller than the sum of its proper divisors (111930264).

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

55426536 is a wasteful number, since it uses less digits than its factorization.

55426536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559 (or 1552 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 55426536 is about 7444.8999993284. The cubic root of 55426536 is about 381.2758041838.

The spelling of 55426536 in words is "fifty-five million, four hundred twenty-six thousand, five hundred thirty-six".