890790325 has 6 divisors (see below), whose sum is σ = 1104580034. Its totient is φ = 712632240.

The previous prime is 890790323. The next prime is 890790331. The reversal of 890790325 is 523097098.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 139098436 + 751691889 = 11794^2 + 27417^2 .

It is not a de Polignac number, because 890790325 - 2¹ = 890790323 is a prime.

It is a super-2 number, since 2×890790325² = 1587014806227211250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890790323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17815782 + ... + 17815831.

Almost surely, 2^890790325 is an apocalyptic number.

It is an amenable number.

890790325 is a deficient number, since it is larger than the sum of its proper divisors (213789709).

890790325 is a wasteful number, since it uses less digits than its factorization.

890790325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35631623 (or 35631618 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 890790325 is about 29846.1107181489. The cubic root of 890790325 is about 962.1848116225.

The spelling of 890790325 in words is "eight hundred ninety million, seven hundred ninety thousand, three hundred twenty-five".