890131022 has 16 divisors (see below), whose sum is σ = 1458104112. Its totient is φ = 404181120.

The previous prime is 890131009. The next prime is 890131049. The reversal of 890131022 is 220131098.

It is a junction number, because it is equal to n+sod(n) for n = 890130982 and 890131000.

It is a congruent number.

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, 788 + ... + 42200.

It is an arithmetic number, because the mean of its divisors is an integer number (91131507).

Almost surely, 2^890131022 is an apocalyptic number.

890131022 is a deficient number, since it is larger than the sum of its proper divisors (567973090).

890131022 is a wasteful number, since it uses less digits than its factorization.

890131022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42403.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 890131022 is about 29835.0636332487. The cubic root of 890131022 is about 961.9473715703.

The spelling of 890131022 in words is "eight hundred ninety million, one hundred thirty-one thousand, twenty-two".