102244590 has 48 divisors (see below), whose sum is σ = 303814368. Its totient is φ = 23370048.

The previous prime is 102244589. The next prime is 102244627. The reversal of 102244590 is 95442201.

102244590 is a `hidden beast` number, since 10 + 22 + 44 + 590 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80517 + ... + 81776.

It is an arithmetic number, because the mean of its divisors is an integer number (6329466).

Almost surely, 2^102244590 is an apocalyptic number.

102244590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102244590 is an abundant number, since it is smaller than the sum of its proper divisors (201569778).

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

102244590 is a wasteful number, since it uses less digits than its factorization.

102244590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162313 (or 162310 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 102244590 is about 10111.6066972564. The cubic root of 102244590 is about 467.6060403646.

Adding to 102244590 its reverse (95442201), we get a palindrome (197686791).

The spelling of 102244590 in words is "one hundred two million, two hundred forty-four thousand, five hundred ninety".