52769475 has 120 divisors (see below), whose sum is σ = 112349952. Its totient is φ = 24235200.

The previous prime is 52769467. The next prime is 52769489. The reversal of 52769475 is 57496725.

It is not a de Polignac number, because 52769475 - 2³ = 52769467 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 52769475.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 512274 + ... + 512376.

Almost surely, 2^52769475 is an apocalyptic number.

52769475 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52769475 is an abundant number, since it is smaller than the sum of its proper divisors (59580477).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52769475 is a wasteful number, since it uses less digits than its factorization.

52769475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159 (or 145 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 52769475 is about 7264.2601137349. The cubic root of 52769475 is about 375.0831815475.

The spelling of 52769475 in words is "fifty-two million, seven hundred sixty-nine thousand, four hundred seventy-five".