53097552 has 80 divisors (see below), whose sum is σ = 160456000. Its totient is φ = 16765056.

The previous prime is 53097529. The next prime is 53097589. The reversal of 53097552 is 25579035.

53097552 is a `hidden beast` number, since 530 + 9 + 75 + 52 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4974 + ... + 11442.

It is an arithmetic number, because the mean of its divisors is an integer number (2005700).

Almost surely, 2^53097552 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 53097552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80228000).

53097552 is an abundant number, since it is smaller than the sum of its proper divisors (107358448).

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

53097552 is a wasteful number, since it uses less digits than its factorization.

53097552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6505 (or 6493 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 36.

The square root of 53097552 is about 7286.8067080169. The cubic root of 53097552 is about 375.8588952951.

The spelling of 53097552 in words is "fifty-three million, ninety-seven thousand, five hundred fifty-two".