53961694 has 4 divisors (see below), whose sum is σ = 80942544. Its totient is φ = 26980846.

The previous prime is 53961683. The next prime is 53961701. The reversal of 53961694 is 49616935.

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

It is a self number, because there is not a number n which added to its sum of digits gives 53961694.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13490422 + ... + 13490425.

It is an arithmetic number, because the mean of its divisors is an integer number (20235636).

Almost surely, 2^53961694 is an apocalyptic number.

53961694 is a deficient number, since it is larger than the sum of its proper divisors (26980850).

53961694 is a wasteful number, since it uses less digits than its factorization.

53961694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26980849.

The product of its digits is 174960, while the sum is 43.

The square root of 53961694 is about 7345.8623727919. The cubic root of 53961694 is about 377.8869187606.

The spelling of 53961694 in words is "fifty-three million, nine hundred sixty-one thousand, six hundred ninety-four".