53592840 has 320 divisors, whose sum is σ = 219542400. Its totient is φ = 11446272.

The previous prime is 53592821. The next prime is 53592853. The reversal of 53592840 is 4829535.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 53592795 and 53592804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 385491 + ... + 385629.

It is an arithmetic number, because the mean of its divisors is an integer number (686070).

Almost surely, 2^53592840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53592840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109771200).

53592840 is an abundant number, since it is smaller than the sum of its proper divisors (165949560).

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

53592840 is a wasteful number, since it uses less digits than its factorization.

53592840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 53592840 is about 7320.7130800216. The cubic root of 53592840 is about 377.0239368272.

The spelling of 53592840 in words is "fifty-three million, five hundred ninety-two thousand, eight hundred forty".