53249460 has 48 divisors (see below), whose sum is σ = 162654912. Its totient is φ = 12908800.

The previous prime is 53249429. The next prime is 53249467. The reversal of 53249460 is 6494235.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53249467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39681 + ... + 41000.

It is an arithmetic number, because the mean of its divisors is an integer number (3388644).

Almost surely, 2^53249460 is an apocalyptic number.

It is an amenable number.

53249460 is an abundant number, since it is smaller than the sum of its proper divisors (109405452).

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

53249460 is a wasteful number, since it uses less digits than its factorization.

53249460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80704 (or 80702 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 53249460 is about 7297.2227593791. Note that the first 3 decimals coincide. The cubic root of 53249460 is about 376.2169884541.

The spelling of 53249460 in words is "fifty-three million, two hundred forty-nine thousand, four hundred sixty".