55012532 has 6 divisors (see below), whose sum is σ = 96271938. Its totient is φ = 27506264.

The previous prime is 55012511. The next prime is 55012537. The reversal of 55012532 is 23521055.

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 7595536 = 6886^2 + 2756^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55012498 and 55012507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55012537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6876563 + ... + 6876570.

It is an arithmetic number, because the mean of its divisors is an integer number (16045323).

Almost surely, 2^55012532 is an apocalyptic number.

It is an amenable number.

55012532 is a deficient number, since it is larger than the sum of its proper divisors (41259406).

55012532 is a wasteful number, since it uses less digits than its factorization.

55012532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13753137 (or 13753135 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 55012532 is about 7417.0433462398. The cubic root of 55012532 is about 380.3241278828.

Adding to 55012532 its reverse (23521055), we get a palindrome (78533587).

The spelling of 55012532 in words is "fifty-five million, twelve thousand, five hundred thirty-two".