53925965 has 4 divisors (see below), whose sum is σ = 64711164. Its totient is φ = 43140768.

The previous prime is 53925923. The next prime is 53925979. The reversal of 53925965 is 56952935.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9223369 + 44702596 = 3037^2 + 6686^2 .

It is a cyclic number.

It is not a de Polignac number, because 53925965 - 2¹² = 53921869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5392592 + ... + 5392601.

It is an arithmetic number, because the mean of its divisors is an integer number (16177791).

Almost surely, 2^53925965 is an apocalyptic number.

It is an amenable number.

53925965 is a deficient number, since it is larger than the sum of its proper divisors (10785199).

53925965 is a wasteful number, since it uses less digits than its factorization.

53925965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10785198.

The product of its digits is 364500, while the sum is 44.

The square root of 53925965 is about 7343.4300568603. The cubic root of 53925965 is about 377.8034984570.

The spelling of 53925965 in words is "fifty-three million, nine hundred twenty-five thousand, nine hundred sixty-five".