105490620 has 48 divisors (see below), whose sum is σ = 328194720. Its totient is φ = 28130688.

The previous prime is 105490579. The next prime is 105490639. The reversal of 105490620 is 26094501.

It is a super-2 number, since 2×105490620² = 22256541815968800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97137 + ... + 98216.

It is an arithmetic number, because the mean of its divisors is an integer number (6837390).

Almost surely, 2^105490620 is an apocalyptic number.

105490620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105490620 is an abundant number, since it is smaller than the sum of its proper divisors (222704100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105490620 is a wasteful number, since it uses less digits than its factorization.

105490620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195371 (or 195363 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 105490620 is about 10270.8626706816. The cubic root of 105490620 is about 472.5030486072.

The spelling of 105490620 in words is "one hundred five million, four hundred ninety thousand, six hundred twenty".