53539694 has 16 divisors (see below), whose sum is σ = 86994432. Its totient is φ = 24565728.

The previous prime is 53539693. The next prime is 53539711. The reversal of 53539694 is 49693535.

It is a super-2 number, since 2×53539694² = 5732997667227272, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53539691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1454 + ... + 10449.

It is an arithmetic number, because the mean of its divisors is an integer number (5437152).

Almost surely, 2^53539694 is an apocalyptic number.

53539694 is a deficient number, since it is larger than the sum of its proper divisors (33454738).

53539694 is a wasteful number, since it uses less digits than its factorization.

53539694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12091.

The product of its digits is 437400, while the sum is 44.

The square root of 53539694 is about 7317.0823420268. The cubic root of 53539694 is about 376.8992687981.

The spelling of 53539694 in words is "fifty-three million, five hundred thirty-nine thousand, six hundred ninety-four".