52475869 has 2 divisors, whose sum is σ = 52475870. Its totient is φ = 52475868.

The previous prime is 52475851. The next prime is 52475893. The reversal of 52475869 is 96857425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50552100 + 1923769 = 7110^2 + 1387^2 .

It is a cyclic number.

It is not a de Polignac number, because 52475869 - 2⁷ = 52475741 is a prime.

It is a super-2 number, since 2×52475869² = 5507433654610322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52475809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26237934 + 26237935.

It is an arithmetic number, because the mean of its divisors is an integer number (26237935).

Almost surely, 2^52475869 is an apocalyptic number.

It is an amenable number.

52475869 is a deficient number, since it is larger than the sum of its proper divisors (1).

52475869 is an equidigital number, since it uses as much as digits as its factorization.

52475869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 46.

The square root of 52475869 is about 7244.0229845025. The cubic root of 52475869 is about 374.3862410516.

The spelling of 52475869 in words is "fifty-two million, four hundred seventy-five thousand, eight hundred sixty-nine".