53749464 has 16 divisors (see below), whose sum is σ = 134373720. Its totient is φ = 17916480.

The previous prime is 53749463. The next prime is 53749469. The reversal of 53749464 is 46494735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53749463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1119757 + ... + 1119804.

Almost surely, 2^53749464 is an apocalyptic number.

It is an amenable number.

53749464 is an abundant number, since it is smaller than the sum of its proper divisors (80624256).

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

53749464 is a wasteful number, since it uses less digits than its factorization.

53749464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239570 (or 2239566 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 53749464 is about 7331.4025943199. The cubic root of 53749464 is about 377.3908612471.

The spelling of 53749464 in words is "fifty-three million, seven hundred forty-nine thousand, four hundred sixty-four".