53529973 has 16 divisors (see below), whose sum is σ = 64673920. Its totient is φ = 43281216.

The previous prime is 53529961. The next prime is 53529977. The reversal of 53529973 is 37992535.

It is a cyclic number.

It is not a de Polignac number, because 53529973 - 2⁵ = 53529941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53529977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36115 + ... + 37567.

It is an arithmetic number, because the mean of its divisors is an integer number (4042120).

Almost surely, 2^53529973 is an apocalyptic number.

It is an amenable number.

53529973 is a deficient number, since it is larger than the sum of its proper divisors (11143947).

53529973 is a wasteful number, since it uses less digits than its factorization.

53529973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756.

The product of its digits is 255150, while the sum is 43.

The square root of 53529973 is about 7316.4180443712. The cubic root of 53529973 is about 376.8764566919.

The spelling of 53529973 in words is "fifty-three million, five hundred twenty-nine thousand, nine hundred seventy-three".