992000621 has 8 divisors (see below), whose sum is σ = 1045132320. Its totient is φ = 938961072.

The previous prime is 992000579. The next prime is 992000623. The reversal of 992000621 is 126000299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 992000621 - 2²⁶ = 924891757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992000623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350 + ... + 44543.

It is an arithmetic number, because the mean of its divisors is an integer number (130641540).

Almost surely, 2^992000621 is an apocalyptic number.

It is an amenable number.

992000621 is a deficient number, since it is larger than the sum of its proper divisors (53131699).

992000621 is a wasteful number, since it uses less digits than its factorization.

992000621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46075.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 992000621 is about 31496.0413544306. The cubic root of 992000621 is about 997.3263985591.

The spelling of 992000621 in words is "nine hundred ninety-two million, six hundred twenty-one", and thus it is an aban number.