376021331 has 4 divisors (see below), whose sum is σ = 429738672. Its totient is φ = 322303992.

The previous prime is 376021301. The next prime is 376021361. The reversal of 376021331 is 133120673.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (376021301) and next prime (376021361).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-376021331 is a prime.

It is a super-2 number, since 2×376021331² = 282784082734023122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 376021331.

It is not an unprimeable number, because it can be changed into a prime (376021301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26858660 + ... + 26858673.

It is an arithmetic number, because the mean of its divisors is an integer number (107434668).

Almost surely, 2^376021331 is an apocalyptic number.

376021331 is a deficient number, since it is larger than the sum of its proper divisors (53717341).

376021331 is an equidigital number, since it uses as much as digits as its factorization.

376021331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53717340.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 376021331 is about 19391.2694530296. The cubic root of 376021331 is about 721.7788646826.

The spelling of 376021331 in words is "three hundred seventy-six million, twenty-one thousand, three hundred thirty-one".