52272432 has 40 divisors (see below), whose sum is σ = 150042480. Its totient is φ = 17424000.

The previous prime is 52272403. The next prime is 52272461. The reversal of 52272432 is 23427225.

52272432 is a `hidden beast` number, since 5 + 227 + 2 + 432 = 666.

52272432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52272403) and next prime (52272461).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 52272396 and 52272405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60069 + ... + 60932.

It is an arithmetic number, because the mean of its divisors is an integer number (3751062).

Almost surely, 2^52272432 is an apocalyptic number.

It is an amenable number.

52272432 is an abundant number, since it is smaller than the sum of its proper divisors (97770048).

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

52272432 is a wasteful number, since it uses less digits than its factorization.

52272432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121018 (or 121006 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The square root of 52272432 is about 7229.9676347823. The cubic root of 52272432 is about 373.9018110890.

Adding to 52272432 its reverse (23427225), we get a palindrome (75699657).

It can be divided in two parts, 52272 and 432, that multiplied together give a square (22581504 = 4752²).

The spelling of 52272432 in words is "fifty-two million, two hundred seventy-two thousand, four hundred thirty-two".