53494560 has 384 divisors, whose sum is σ = 224985600. Its totient is φ = 11612160.

The previous prime is 53494523. The next prime is 53494577. The reversal of 53494560 is 6549435.

It is a happy number.

53494560 is a `hidden beast` number, since 5 + 3 + 4 + 94 + 560 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 876930 + ... + 876990.

It is an arithmetic number, because the mean of its divisors is an integer number (585900).

Almost surely, 2^53494560 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 53494560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112492800).

53494560 is an abundant number, since it is smaller than the sum of its proper divisors (171491040).

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

53494560 is a wasteful number, since it uses less digits than its factorization.

53494560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 53494560 is about 7313.9975389660. The cubic root of 53494560 is about 376.7933302402.

Adding to 53494560 its sum of digits (36), we get a square (53494596 = 7314²).

The spelling of 53494560 in words is "fifty-three million, four hundred ninety-four thousand, five hundred sixty".