47089379 has 2 divisors, whose sum is σ = 47089380. Its totient is φ = 47089378.

The previous prime is 47089373. The next prime is 47089411. The reversal of 47089379 is 97398074.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47089379 - 2⁴ = 47089363 is a prime.

It is a super-2 number, since 2×47089379² = 4434819229211282, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47089373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23544689 + 23544690.

It is an arithmetic number, because the mean of its divisors is an integer number (23544690).

Almost surely, 2^47089379 is an apocalyptic number.

47089379 is a deficient number, since it is larger than the sum of its proper divisors (1).

47089379 is an equidigital number, since it uses as much as digits as its factorization.

47089379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 47089379 is about 6862.1701377917. The cubic root of 47089379 is about 361.1112243383. Note that the first 3 decimals are identical.

The spelling of 47089379 in words is "forty-seven million, eighty-nine thousand, three hundred seventy-nine".