53257465 has 8 divisors (see below), whose sum is σ = 64475208. Its totient is φ = 42228480.

The previous prime is 53257441. The next prime is 53257499. The reversal of 53257465 is 56475235.

It can be written as a sum of positive squares in 4 ways, for example, as 4857616 + 48399849 = 2204^2 + 6957^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53257465 - 2¹¹ = 53255417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46566 + ... + 47695.

It is an arithmetic number, because the mean of its divisors is an integer number (8059401).

Almost surely, 2^53257465 is an apocalyptic number.

It is an amenable number.

53257465 is a deficient number, since it is larger than the sum of its proper divisors (11217743).

53257465 is a wasteful number, since it uses less digits than its factorization.

53257465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94379.

The product of its digits is 126000, while the sum is 37.

The square root of 53257465 is about 7297.7712351101. The cubic root of 53257465 is about 376.2358397632.

The spelling of 53257465 in words is "fifty-three million, two hundred fifty-seven thousand, four hundred sixty-five".