55321452 has 36 divisors (see below), whose sum is σ = 140070840. Its totient is φ = 18410112.

The previous prime is 55321439. The next prime is 55321477. The reversal of 55321452 is 25412355.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35563 + ... + 37085.

Almost surely, 2^55321452 is an apocalyptic number.

It is an amenable number.

55321452 is an abundant number, since it is smaller than the sum of its proper divisors (84749388).

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

55321452 is a wasteful number, since it uses less digits than its factorization.

55321452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542 (or 2537 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 55321452 is about 7437.8392023490. The cubic root of 55321452 is about 381.0346962430.

The spelling of 55321452 in words is "fifty-five million, three hundred twenty-one thousand, four hundred fifty-two".