55790452 has 24 divisors (see below), whose sum is σ = 101267712. Its totient is φ = 26865600.

The previous prime is 55790443. The next prime is 55790489. The reversal of 55790452 is 25409755.

It is a super-2 number, since 2×55790452² = 6225149068728608, which contains 22 as substring.

It is a congruent number.

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, 27927 + ... + 29857.

It is an arithmetic number, because the mean of its divisors is an integer number (4219488).

Almost surely, 2^55790452 is an apocalyptic number.

It is an amenable number.

55790452 is a deficient number, since it is larger than the sum of its proper divisors (45477260).

55790452 is a wasteful number, since it uses less digits than its factorization.

55790452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199 (or 2197 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 55790452 is about 7469.3006366058. The cubic root of 55790452 is about 382.1084366371.

The spelling of 55790452 in words is "fifty-five million, seven hundred ninety thousand, four hundred fifty-two".