53382492 has 72 divisors (see below), whose sum is σ = 140802480. Its totient is φ = 17038080.

The previous prime is 53382487. The next prime is 53382493. The reversal of 53382492 is 29428335.

53382492 is a `hidden beast` number, since 533 + 82 + 49 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53382493) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86778 + ... + 87390.

It is an arithmetic number, because the mean of its divisors is an integer number (1955590).

Almost surely, 2^53382492 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 53382492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70401240).

53382492 is an abundant number, since it is smaller than the sum of its proper divisors (87419988).

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

53382492 is a wasteful number, since it uses less digits than its factorization.

53382492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 718 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 53382492 is about 7306.3323220341. The cubic root of 53382492 is about 376.5300262292.

The spelling of 53382492 in words is "fifty-three million, three hundred eighty-two thousand, four hundred ninety-two".