55843512 has 16 divisors (see below), whose sum is σ = 139608840. Its totient is φ = 18614496.

The previous prime is 55843511. The next prime is 55843519. The reversal of 55843512 is 21534855.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55843511) 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, 1163383 + ... + 1163430.

Almost surely, 2^55843512 is an apocalyptic number.

It is an amenable number.

55843512 is an abundant number, since it is smaller than the sum of its proper divisors (83765328).

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

55843512 is a wasteful number, since it uses less digits than its factorization.

55843512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2326822 (or 2326818 counting only the distinct ones).

The product of its digits is 24000, while the sum is 33.

The square root of 55843512 is about 7472.8516645254. The cubic root of 55843512 is about 382.2295341179.

The spelling of 55843512 in words is "fifty-five million, eight hundred forty-three thousand, five hundred twelve".