53474256 has 200 divisors, whose sum is σ = 175726848. Its totient is φ = 15681600.

The previous prime is 53474243. The next prime is 53474261. The reversal of 53474256 is 65247435.

53474256 is a `hidden beast` number, since 534 + 74 + 2 + 56 = 666.

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

Its product of digits (100800) is a multiple of the sum of its prime factors (84).

It is a self number, because there is not a number n which added to its sum of digits gives 53474256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1724961 + ... + 1724991.

Almost surely, 2^53474256 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 53474256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87863424).

53474256 is an abundant number, since it is smaller than the sum of its proper divisors (122252592).

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

53474256 is a wasteful number, since it uses less digits than its factorization.

53474256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 47 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 53474256 is about 7312.6093837973. The cubic root of 53474256 is about 376.7456532434.

The spelling of 53474256 in words is "fifty-three million, four hundred seventy-four thousand, two hundred fifty-six".