55261532 has 6 divisors (see below), whose sum is σ = 96707688. Its totient is φ = 27630764.

The previous prime is 55261529. The next prime is 55261607. The reversal of 55261532 is 23516255.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55261495 and 55261504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6907688 + ... + 6907695.

It is an arithmetic number, because the mean of its divisors is an integer number (16117948).

Almost surely, 2^55261532 is an apocalyptic number.

It is an amenable number.

55261532 is a deficient number, since it is larger than the sum of its proper divisors (41446156).

55261532 is a wasteful number, since it uses less digits than its factorization.

55261532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13815387 (or 13815385 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 55261532 is about 7433.8100594513. The cubic root of 55261532 is about 380.8970772526.

Adding to 55261532 its reverse (23516255), we get a palindrome (78777787).

The spelling of 55261532 in words is "fifty-five million, two hundred sixty-one thousand, five hundred thirty-two".