10231890 has 16 divisors (see below), whose sum is σ = 24556608. Its totient is φ = 2728496.

The previous prime is 10231889. The next prime is 10231901. The reversal of 10231890 is 9813201.

It is a self number, because there is not a number n which added to its sum of digits gives 10231890.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170502 + ... + 170561.

It is an arithmetic number, because the mean of its divisors is an integer number (1534788).

Almost surely, 2^10231890 is an apocalyptic number.

10231890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10231890 is an abundant number, since it is smaller than the sum of its proper divisors (14324718).

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

10231890 is a wasteful number, since it uses less digits than its factorization.

10231890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341073.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 10231890 is about 3198.7325614999. The cubic root of 10231890 is about 217.0960662519.

The spelling of 10231890 in words is "ten million, two hundred thirty-one thousand, eight hundred ninety".