890093144 has 16 divisors (see below), whose sum is σ = 1704434400. Its totient is φ = 435577312.

The previous prime is 890093137. The next prime is 890093189. The reversal of 890093144 is 441390098.

It is a junction number, because it is equal to n+sod(n) for n = 890093098 and 890093107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1183259 + ... + 1184010.

It is an arithmetic number, because the mean of its divisors is an integer number (106527150).

Almost surely, 2^890093144 is an apocalyptic number.

It is an amenable number.

890093144 is a deficient number, since it is larger than the sum of its proper divisors (814341256).

890093144 is a wasteful number, since it uses less digits than its factorization.

890093144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367322 (or 2367318 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 890093144 is about 29834.4288364969. The cubic root of 890093144 is about 961.9337267029.

The spelling of 890093144 in words is "eight hundred ninety million, ninety-three thousand, one hundred forty-four".