52772775 has 48 divisors (see below), whose sum is σ = 97279488. Its totient is φ = 25024000.

The previous prime is 52772773. The next prime is 52772807. The reversal of 52772775 is 57727725.

It is not a de Polignac number, because 52772775 - 2¹ = 52772773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52772773) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38095 + ... + 39455.

It is an arithmetic number, because the mean of its divisors is an integer number (2026656).

Almost surely, 2^52772775 is an apocalyptic number.

52772775 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52772775 is a deficient number, since it is larger than the sum of its proper divisors (44506713).

52772775 is a wasteful number, since it uses less digits than its factorization.

52772775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432 (or 1427 counting only the distinct ones).

The product of its digits is 240100, while the sum is 42.

The square root of 52772775 is about 7264.4872496275. The cubic root of 52772775 is about 375.0910001377.

The spelling of 52772775 in words is "fifty-two million, seven hundred seventy-two thousand, seven hundred seventy-five".