55353634 has 24 divisors (see below), whose sum is σ = 99922140. Its totient is φ = 22903776.

The previous prime is 55353629. The next prime is 55353643. The reversal of 55353634 is 43635355.

It can be written as a sum of positive squares in 2 ways, for example, as 54538225 + 815409 = 7385^2 + 903^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55353634.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6897 + ... + 12580.

Almost surely, 2^55353634 is an apocalyptic number.

55353634 is a deficient number, since it is larger than the sum of its proper divisors (44568506).

55353634 is a wasteful number, since it uses less digits than its factorization.

55353634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19522 (or 19515 counting only the distinct ones).

The product of its digits is 81000, while the sum is 34.

The square root of 55353634 is about 7440.0022849459. The cubic root of 55353634 is about 381.1085680180.

Subtracting from 55353634 its sum of digits (34), we obtain a square (55353600 = 7440²).

Adding to 55353634 its reverse (43635355), we get a palindrome (98988989).

The spelling of 55353634 in words is "fifty-five million, three hundred fifty-three thousand, six hundred thirty-four".