402270611 has 2 divisors, whose sum is σ = 402270612. Its totient is φ = 402270610.

The previous prime is 402270599. The next prime is 402270619. The reversal of 402270611 is 116072204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402270611 - 2²² = 398076307 is a prime.

It is not a weakly prime, because it can be changed into another prime (402270619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201135305 + 201135306.

It is an arithmetic number, because the mean of its divisors is an integer number (201135306).

Almost surely, 2^402270611 is an apocalyptic number.

402270611 is a deficient number, since it is larger than the sum of its proper divisors (1).

402270611 is an equidigital number, since it uses as much as digits as its factorization.

402270611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 402270611 is about 20056.6849454241. The cubic root of 402270611 is about 738.1978370810.

The spelling of 402270611 in words is "four hundred two million, two hundred seventy thousand, six hundred eleven".