240476413 has 2 divisors, whose sum is σ = 240476414. Its totient is φ = 240476412.

The previous prime is 240476387. The next prime is 240476437. The reversal of 240476413 is 314674042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183277444 + 57198969 = 13538^2 + 7563^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240476413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240476473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120238206 + 120238207.

It is an arithmetic number, because the mean of its divisors is an integer number (120238207).

Almost surely, 2^240476413 is an apocalyptic number.

It is an amenable number.

240476413 is a deficient number, since it is larger than the sum of its proper divisors (1).

240476413 is an equidigital number, since it uses as much as digits as its factorization.

240476413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 240476413 is about 15507.3019252222. The cubic root of 240476413 is about 621.8574310601.

The spelling of 240476413 in words is "two hundred forty million, four hundred seventy-six thousand, four hundred thirteen".