55393552 has 20 divisors (see below), whose sum is σ = 107510976. Its totient is φ = 27648800.

The previous prime is 55393549. The next prime is 55393553. The reversal of 55393552 is 25539355.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55393553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7677 + ... + 13027.

Almost surely, 2^55393552 is an apocalyptic number.

It is an amenable number.

55393552 is a deficient number, since it is larger than the sum of its proper divisors (52117424).

55393552 is a wasteful number, since it uses less digits than its factorization.

55393552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6006 (or 6000 counting only the distinct ones).

The product of its digits is 101250, while the sum is 37.

The square root of 55393552 is about 7442.6844619398. The cubic root of 55393552 is about 381.2001575261.

It can be divided in two parts, 55393 and 552, that added together give a triangular number (55945 = T₃₃₄).

The spelling of 55393552 in words is "fifty-five million, three hundred ninety-three thousand, five hundred fifty-two".