240670847 has 2 divisors, whose sum is σ = 240670848. Its totient is φ = 240670846.

The previous prime is 240670789. The next prime is 240670877. The reversal of 240670847 is 748076042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240670847 - 2⁶ = 240670783 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240670847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240670877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120335423 + 120335424.

It is an arithmetic number, because the mean of its divisors is an integer number (120335424).

Almost surely, 2^240670847 is an apocalyptic number.

240670847 is a deficient number, since it is larger than the sum of its proper divisors (1).

240670847 is an equidigital number, since it uses as much as digits as its factorization.

240670847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 240670847 is about 15513.5697697210. The cubic root of 240670847 is about 622.0249840910.

The spelling of 240670847 in words is "two hundred forty million, six hundred seventy thousand, eight hundred forty-seven".