53389464 has 64 divisors (see below), whose sum is σ = 139968000. Its totient is φ = 16947840.

The previous prime is 53389459. The next prime is 53389489. The reversal of 53389464 is 46498335.

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, 54499 + ... + 55469.

It is an arithmetic number, because the mean of its divisors is an integer number (2187000).

Almost surely, 2^53389464 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 53389464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69984000).

53389464 is an abundant number, since it is smaller than the sum of its proper divisors (86578536).

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

53389464 is a wasteful number, since it uses less digits than its factorization.

53389464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088 (or 1084 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 53389464 is about 7306.8094268292. The cubic root of 53389464 is about 376.5464177024.

The spelling of 53389464 in words is "fifty-three million, three hundred eighty-nine thousand, four hundred sixty-four".