105598550 has 12 divisors (see below), whose sum is σ = 196413396. Its totient is φ = 42239400.

The previous prime is 105598517. The next prime is 105598573. The reversal of 105598550 is 55895501.

It is a super-2 number, since 2×105598550² = 22302107524205000, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1055936 + ... + 1056035.

It is an arithmetic number, because the mean of its divisors is an integer number (16367783).

Almost surely, 2^105598550 is an apocalyptic number.

105598550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105598550 is a deficient number, since it is larger than the sum of its proper divisors (90814846).

105598550 is a wasteful number, since it uses less digits than its factorization.

105598550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111983 (or 2111978 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 38.

The square root of 105598550 is about 10276.1155112231. The cubic root of 105598550 is about 472.6641367739.

The spelling of 105598550 in words is "one hundred five million, five hundred ninety-eight thousand, five hundred fifty".