890738 has 8 divisors (see below), whose sum is σ = 1372332. Its totient is φ = 433296.

The previous prime is 890737. The next prime is 890761. The reversal of 890738 is 837098.

It can be written as a sum of positive squares in 2 ways, for example, as 877969 + 12769 = 937^2 + 113^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 890698 and 890707.

It is not an unprimeable number, because it can be changed into a prime (890737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5945 + ... + 6092.

2⁸⁹⁰⁷³⁸ is an apocalyptic number.

890738 is a deficient number, since it is larger than the sum of its proper divisors (481594).

890738 is a wasteful number, since it uses less digits than its factorization.

890738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12076.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 890738 is about 943.7891713725. The cubic root of 890738 is about 96.2165971683.

It can be divided in two parts, 8 and 90738, that multiplied together give a square (725904 = 852²).

The spelling of 890738 in words is "eight hundred ninety thousand, seven hundred thirty-eight".