53953715 has 8 divisors (see below), whose sum is σ = 64957200. Its totient is φ = 43021152.

The previous prime is 53953649. The next prime is 53953721. The reversal of 53953715 is 51735935.

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

It is a cyclic number.

It is not a de Polignac number, because 53953715 - 2²⁴ = 37176499 is a prime.

It is a super-2 number, since 2×53953715² = 5822006724602450, which contains 22 as substring.

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, 16040 + ... + 19109.

It is an arithmetic number, because the mean of its divisors is an integer number (8119650).

Almost surely, 2^53953715 is an apocalyptic number.

53953715 is a deficient number, since it is larger than the sum of its proper divisors (11003485).

53953715 is a wasteful number, since it uses less digits than its factorization.

53953715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35461.

The product of its digits is 70875, while the sum is 38.

The square root of 53953715 is about 7345.3192578676. The cubic root of 53953715 is about 377.8682925332.

The spelling of 53953715 in words is "fifty-three million, nine hundred fifty-three thousand, seven hundred fifteen".