379689433 has 2 divisors, whose sum is σ = 379689434. Its totient is φ = 379689432.

The previous prime is 379689419. The next prime is 379689491. The reversal of 379689433 is 334986973.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 337530384 + 42159049 = 18372^2 + 6493^2 .

It is a cyclic number.

It is not a de Polignac number, because 379689433 - 2²⁵ = 346135001 is a prime.

It is a super-2 number, since 2×379689433² = 288328131063722978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (379689493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189844716 + 189844717.

It is an arithmetic number, because the mean of its divisors is an integer number (189844717).

Almost surely, 2^379689433 is an apocalyptic number.

It is an amenable number.

379689433 is a deficient number, since it is larger than the sum of its proper divisors (1).

379689433 is an equidigital number, since it uses as much as digits as its factorization.

379689433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 52.

The square root of 379689433 is about 19485.6211858899. The cubic root of 379689433 is about 724.1182672857.

The spelling of 379689433 in words is "three hundred seventy-nine million, six hundred eighty-nine thousand, four hundred thirty-three".