55493952 has 28 divisors (see below), whose sum is σ = 146828256. Its totient is φ = 18497920.

The previous prime is 55493947. The next prime is 55493959. The reversal of 55493952 is 25939455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55493959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144324 + ... + 144707.

Almost surely, 2^55493952 is an apocalyptic number.

It is an amenable number.

55493952 is an abundant number, since it is smaller than the sum of its proper divisors (91334304).

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

55493952 is a wasteful number, since it uses less digits than its factorization.

55493952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289046 (or 289036 counting only the distinct ones).

The product of its digits is 243000, while the sum is 42.

The square root of 55493952 is about 7449.4262866344. The cubic root of 55493952 is about 381.4303250872.

The spelling of 55493952 in words is "fifty-five million, four hundred ninety-three thousand, nine hundred fifty-two".