53975465 has 16 divisors (see below), whose sum is σ = 66294288. Its totient is φ = 42172416.

The previous prime is 53975443. The next prime is 53975473. The reversal of 53975465 is 56457935.

It can be written as a sum of positive squares in 8 ways, for example, as 6255001 + 47720464 = 2501^2 + 6908^2 .

It is a cyclic number.

It is not a de Polignac number, because 53975465 - 2²² = 49781161 is a prime.

It is a Duffinian 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, 93257 + ... + 93833.

It is an arithmetic number, because the mean of its divisors is an integer number (4143393).

Almost surely, 2^53975465 is an apocalyptic number.

It is an amenable number.

53975465 is a deficient number, since it is larger than the sum of its proper divisors (12318823).

53975465 is a wasteful number, since it uses less digits than its factorization.

53975465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 988.

The product of its digits is 567000, while the sum is 44.

The square root of 53975465 is about 7346.7996433821. The cubic root of 53975465 is about 377.9190615503.

The spelling of 53975465 in words is "fifty-three million, nine hundred seventy-five thousand, four hundred sixty-five".