890784001 has 16 divisors (see below), whose sum is σ = 929016000. Its totient is φ = 853509888.

The previous prime is 890783989. The next prime is 890784023. The reversal of 890784001 is 100487098.

It is a cyclic number.

It is not a de Polignac number, because 890784001 - 2⁹ = 890783489 is a prime.

It is a super-2 number, since 2×890784001² = 1586992272875136002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890784031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523450 + ... + 525148.

It is an arithmetic number, because the mean of its divisors is an integer number (58063500).

Almost surely, 2^890784001 is an apocalyptic number.

It is an amenable number.

890784001 is a deficient number, since it is larger than the sum of its proper divisors (38231999).

890784001 is a wasteful number, since it uses less digits than its factorization.

890784001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 890784001 is about 29846.0047745088. The cubic root of 890784001 is about 962.1825346664.

The spelling of 890784001 in words is "eight hundred ninety million, seven hundred eighty-four thousand, one".