890182061 has 2 divisors, whose sum is σ = 890182062. Its totient is φ = 890182060.

The previous prime is 890182039. The next prime is 890182093. The reversal of 890182061 is 160281098.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 500909161 + 389272900 = 22381^2 + 19730^2 .

It is a cyclic number.

It is not a de Polignac number, because 890182061 - 2¹⁰ = 890181037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (890185061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 445091030 + 445091031.

It is an arithmetic number, because the mean of its divisors is an integer number (445091031).

Almost surely, 2^890182061 is an apocalyptic number.

It is an amenable number.

890182061 is a deficient number, since it is larger than the sum of its proper divisors (1).

890182061 is an equidigital number, since it uses as much as digits as its factorization.

890182061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 35.

The square root of 890182061 is about 29835.9189736130. The cubic root of 890182061 is about 961.9657568389.

The spelling of 890182061 in words is "eight hundred ninety million, one hundred eighty-two thousand, sixty-one".