53563432 has 32 divisors (see below), whose sum is σ = 113853600. Its totient is φ = 23419584.

The previous prime is 53563403. The next prime is 53563441. The reversal of 53563432 is 23436535.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53563394 and 53563403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11578 + ... + 15529.

It is an arithmetic number, because the mean of its divisors is an integer number (3557925).

Almost surely, 2^53563432 is an apocalyptic number.

53563432 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53563432 is an abundant number, since it is smaller than the sum of its proper divisors (60290168).

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

53563432 is a wasteful number, since it uses less digits than its factorization.

53563432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27145 (or 27141 counting only the distinct ones).

The product of its digits is 32400, while the sum is 31.

The square root of 53563432 is about 7318.7042569023. The cubic root of 53563432 is about 376.9549627592.

Adding to 53563432 its reverse (23436535), we get a palindrome (76999967).

The spelling of 53563432 in words is "fifty-three million, five hundred sixty-three thousand, four hundred thirty-two".