52875432 has 24 divisors (see below), whose sum is σ = 143204490. Its totient is φ = 17625120.

The previous prime is 52875421. The next prime is 52875443. The reversal of 52875432 is 23457825.

It is an interprime number because it is at equal distance from previous prime (52875421) and next prime (52875443).

It can be written as a sum of positive squares in only one way, i.e., 33108516 + 19766916 = 5754^2 + 4446^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×52875432² = 5591622618373248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 367119 + ... + 367262.

Almost surely, 2^52875432 is an apocalyptic number.

It is an amenable number.

52875432 is an abundant number, since it is smaller than the sum of its proper divisors (90329058).

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

52875432 is a wasteful number, since it uses less digits than its factorization.

52875432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734393 (or 734386 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 52875432 is about 7271.5494909957. The cubic root of 52875432 is about 375.3340596560.

The spelling of 52875432 in words is "fifty-two million, eight hundred seventy-five thousand, four hundred thirty-two".