52691859 has 12 divisors (see below), whose sum is σ = 83029752. Its totient is φ = 31934400.

The previous prime is 52691851. The next prime is 52691887. The reversal of 52691859 is 95819625.

It is not a de Polignac number, because 52691859 - 2³ = 52691851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52691851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266022 + ... + 266219.

It is an arithmetic number, because the mean of its divisors is an integer number (6919146).

Almost surely, 2^52691859 is an apocalyptic number.

52691859 is a deficient number, since it is larger than the sum of its proper divisors (30337893).

52691859 is a wasteful number, since it uses less digits than its factorization.

52691859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532258 (or 532255 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 52691859 is about 7258.9158281385. The cubic root of 52691859 is about 374.8991942376.

The spelling of 52691859 in words is "fifty-two million, six hundred ninety-one thousand, eight hundred fifty-nine".