890718401 has 16 divisors (see below), whose sum is σ = 956188800. Its totient is φ = 827819520.

The previous prime is 890718379. The next prime is 890718421. The reversal of 890718401 is 104817098.

It is a cyclic number.

It is not a de Polignac number, because 890718401 - 2¹⁴ = 890702017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890718421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112625 + ... + 120273.

It is an arithmetic number, because the mean of its divisors is an integer number (59761800).

Almost surely, 2^890718401 is an apocalyptic number.

It is an amenable number.

890718401 is a deficient number, since it is larger than the sum of its proper divisors (65470399).

890718401 is a wasteful number, since it uses less digits than its factorization.

890718401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7816.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 890718401 is about 29844.9057797139. The cubic root of 890718401 is about 962.1589147527.

The spelling of 890718401 in words is "eight hundred ninety million, seven hundred eighteen thousand, four hundred one".