55846240 has 24 divisors (see below), whose sum is σ = 131937120. Its totient is φ = 22338432.

The previous prime is 55846229. The next prime is 55846261. The reversal of 55846240 is 4264855.

It is a junction number, because it is equal to n+sod(n) for n = 55846196 and 55846205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174360 + ... + 174679.

It is an arithmetic number, because the mean of its divisors is an integer number (5497380).

Almost surely, 2^55846240 is an apocalyptic number.

It is an amenable number.

55846240 is an abundant number, since it is smaller than the sum of its proper divisors (76090880).

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

55846240 is a wasteful number, since it uses less digits than its factorization.

55846240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349054 (or 349046 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 55846240 is about 7473.0341896716. The cubic root of 55846240 is about 382.2357580888.

The spelling of 55846240 in words is "fifty-five million, eight hundred forty-six thousand, two hundred forty".