53245737 has 12 divisors (see below), whose sum is σ = 77617540. Its totient is φ = 35170848.

The previous prime is 53245727. The next prime is 53245781. The reversal of 53245737 is 73754235.

It can be written as a sum of positive squares in 2 ways, for example, as 21706281 + 31539456 = 4659^2 + 5616^2 .

It is not a de Polignac number, because 53245737 - 2⁴ = 53245721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53245727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26158 + ... + 28119.

Almost surely, 2^53245737 is an apocalyptic number.

It is an amenable number.

53245737 is a deficient number, since it is larger than the sum of its proper divisors (24371803).

53245737 is a wasteful number, since it uses less digits than its factorization.

53245737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54392 (or 54389 counting only the distinct ones).

The product of its digits is 88200, while the sum is 36.

The square root of 53245737 is about 7296.9676578699. The cubic root of 53245737 is about 376.2082203621.

The spelling of 53245737 in words is "fifty-three million, two hundred forty-five thousand, seven hundred thirty-seven".