3223215427 has 2 divisors, whose sum is σ = 3223215428. Its totient is φ = 3223215426.

The previous prime is 3223215409. The next prime is 3223215473. The reversal of 3223215427 is 7245123223.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3223215427 is a prime.

It is not a weakly prime, because it can be changed into another prime (3223215497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611607713 + 1611607714.

It is an arithmetic number, because the mean of its divisors is an integer number (1611607714).

Almost surely, 2^3223215427 is an apocalyptic number.

3223215427 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223215427 is an equidigital number, since it uses as much as digits as its factorization.

3223215427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 31.

The square root of 3223215427 is about 56773.3689946263. The cubic root of 3223215427 is about 1477.1676147796.

The spelling of 3223215427 in words is "three billion, two hundred twenty-three million, two hundred fifteen thousand, four hundred twenty-seven".