55965598 has 32 divisors (see below), whose sum is σ = 96574464. Its totient is φ = 24095232.

The previous prime is 55965593. The next prime is 55965599. The reversal of 55965598 is 89556955.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55965593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55636 + ... + 56632.

It is an arithmetic number, because the mean of its divisors is an integer number (3017952).

Almost surely, 2^55965598 is an apocalyptic number.

55965598 is a deficient number, since it is larger than the sum of its proper divisors (40608866).

55965598 is a wasteful number, since it uses less digits than its factorization.

55965598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156.

The product of its digits is 2430000, while the sum is 52.

The square root of 55965598 is about 7481.0158401116. The cubic root of 55965598 is about 382.5078768651.

The spelling of 55965598 in words is "fifty-five million, nine hundred sixty-five thousand, five hundred ninety-eight".