890690801 has 48 divisors (see below), whose sum is σ = 1257699072. Its totient is φ = 612627840.

The previous prime is 890690789. The next prime is 890690813. The reversal of 890690801 is 108096098.

It is an interprime number because it is at equal distance from previous prime (890690789) and next prime (890690813).

It is not a de Polignac number, because 890690801 - 2¹⁰ = 890689777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (890690851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 251495 + ... + 255011.

It is an arithmetic number, because the mean of its divisors is an integer number (26202064).

Almost surely, 2^890690801 is an apocalyptic number.

It is an amenable number.

890690801 is a deficient number, since it is larger than the sum of its proper divisors (367008271).

890690801 is a wasteful number, since it uses less digits than its factorization.

890690801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582 (or 3571 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 890690801 is about 29844.4433856623. The cubic root of 890690801 is about 962.1489767595.

The spelling of 890690801 in words is "eight hundred ninety million, six hundred ninety thousand, eight hundred one".