2021673488 has 30 divisors (see below), whose sum is σ = 4025761866. Its totient is φ = 983506176.

The previous prime is 2021673431. The next prime is 2021673497. The reversal of 2021673488 is 8843761202.

It can be written as a sum of positive squares in 3 ways, for example, as 648822784 + 1372850704 = 25472^2 + 37052^2 .

It is a super-2 number, since 2×2021673488² = 8174327384164172288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24245 + ... + 68052.

Almost surely, 2^2021673488 is an apocalyptic number.

It is an amenable number.

2021673488 is a deficient number, since it is larger than the sum of its proper divisors (2004088378).

2021673488 is an equidigital number, since it uses as much as digits as its factorization.

2021673488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92379 (or 92336 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 2021673488 is about 44963.0235638130. The cubic root of 2021673488 is about 1264.4558555802.

The spelling of 2021673488 in words is "two billion, twenty-one million, six hundred seventy-three thousand, four hundred eighty-eight".