890099954 has 16 divisors (see below), whose sum is σ = 1466527680. Its totient is φ = 403294320.

The previous prime is 890099939. The next prime is 890099963. The reversal of 890099954 is 459990098.

It is a super-2 number, since 2×890099954² = 1584555856221604232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 890099896 and 890099905.

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, 508337 + ... + 510084.

It is an arithmetic number, because the mean of its divisors is an integer number (91657980).

Almost surely, 2^890099954 is an apocalyptic number.

890099954 is a deficient number, since it is larger than the sum of its proper divisors (576427726).

890099954 is a wasteful number, since it uses less digits than its factorization.

890099954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018465.

The product of its (nonzero) digits is 1049760, while the sum is 53.

The square root of 890099954 is about 29834.5429661659. The cubic root of 890099954 is about 961.9361799113.

The spelling of 890099954 in words is "eight hundred ninety million, ninety-nine thousand, nine hundred fifty-four".