53282394 has 64 divisors (see below), whose sum is σ = 130037760. Its totient is φ = 16038000.

The previous prime is 53282371. The next prime is 53282407. The reversal of 53282394 is 49328235.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160809 + ... + 161139.

It is an arithmetic number, because the mean of its divisors is an integer number (2031840).

Almost surely, 2^53282394 is an apocalyptic number.

53282394 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 53282394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65018880).

53282394 is an abundant number, since it is smaller than the sum of its proper divisors (76755366).

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

53282394 is a wasteful number, since it uses less digits than its factorization.

53282394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 618 counting only the distinct ones).

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

The square root of 53282394 is about 7299.4790225056. The cubic root of 53282394 is about 376.2945340089.

The spelling of 53282394 in words is "fifty-three million, two hundred eighty-two thousand, three hundred ninety-four".