102290850 has 72 divisors (see below), whose sum is σ = 285033840. Its totient is φ = 27274320.

The previous prime is 102290849. The next prime is 102290879. The reversal of 102290850 is 58092201.

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

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7941 + ... + 16359.

Almost surely, 2^102290850 is an apocalyptic number.

102290850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 102290850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142516920).

102290850 is an abundant number, since it is smaller than the sum of its proper divisors (182742990).

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

102290850 is an equidigital number, since it uses as much as digits as its factorization.

102290850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8446 (or 8429 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 102290850 is about 10113.8939088760. The cubic root of 102290850 is about 467.6765516549.

The spelling of 102290850 in words is "one hundred two million, two hundred ninety thousand, eight hundred fifty".