27474379 has 2 divisors, whose sum is σ = 27474380. Its totient is φ = 27474378.

The previous prime is 27474347. The next prime is 27474409. The reversal of 27474379 is 97347472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27474379 - 2⁵ = 27474347 is a prime.

It is not a weakly prime, because it can be changed into another prime (27474319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13737189 + 13737190.

It is an arithmetic number, because the mean of its divisors is an integer number (13737190).

Almost surely, 2^27474379 is an apocalyptic number.

27474379 is a deficient number, since it is larger than the sum of its proper divisors (1).

27474379 is an equidigital number, since it uses as much as digits as its factorization.

27474379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 296352, while the sum is 43.

The square root of 27474379 is about 5241.6008050976. The cubic root of 27474379 is about 301.7467688481.

The spelling of 27474379 in words is "twenty-seven million, four hundred seventy-four thousand, three hundred seventy-nine".