53996705 has 16 divisors (see below), whose sum is σ = 74183040. Its totient is φ = 36961152.

The previous prime is 53996693. The next prime is 53996779. The reversal of 53996705 is 50769935.

It is a cyclic number.

It is not a de Polignac number, because 53996705 - 2¹⁶ = 53931169 is a prime.

It is a Curzon 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, 27362 + ... + 29268.

It is an arithmetic number, because the mean of its divisors is an integer number (4636440).

Almost surely, 2^53996705 is an apocalyptic number.

It is an amenable number.

53996705 is a deficient number, since it is larger than the sum of its proper divisors (20186335).

53996705 is a wasteful number, since it uses less digits than its factorization.

53996705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728.

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 53996705 is about 7348.2450285766. The cubic root of 53996705 is about 377.9686269605.

The spelling of 53996705 in words is "fifty-three million, nine hundred ninety-six thousand, seven hundred five".