246979427 has 2 divisors, whose sum is σ = 246979428. Its totient is φ = 246979426.

The previous prime is 246979379. The next prime is 246979463. The reversal of 246979427 is 724979642.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 246979427 - 2⁸ = 246979171 is a prime.

It is a super-2 number, since 2×246979427² = 121997674722496658, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (246979027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123489713 + 123489714.

It is an arithmetic number, because the mean of its divisors is an integer number (123489714).

Almost surely, 2^246979427 is an apocalyptic number.

246979427 is a deficient number, since it is larger than the sum of its proper divisors (1).

246979427 is an equidigital number, since it uses as much as digits as its factorization.

246979427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 50.

The square root of 246979427 is about 15715.5791175508. The cubic root of 246979427 is about 627.4131153811.

It can be divided in two parts, 246 and 979427, that multiplied together give a palindrome (240939042).

The spelling of 246979427 in words is "two hundred forty-six million, nine hundred seventy-nine thousand, four hundred twenty-seven".