4232215397 has 2 divisors, whose sum is σ = 4232215398. Its totient is φ = 4232215396.

The previous prime is 4232215381. The next prime is 4232215457. The reversal of 4232215397 is 7935122324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4117275556 + 114939841 = 64166^2 + 10721^2 .

It is a cyclic number.

It is not a de Polignac number, because 4232215397 - 2⁴ = 4232215381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4232215397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4232215597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2116107698 + 2116107699.

It is an arithmetic number, because the mean of its divisors is an integer number (2116107699).

Almost surely, 2^4232215397 is an apocalyptic number.

It is an amenable number.

4232215397 is a deficient number, since it is larger than the sum of its proper divisors (1).

4232215397 is an equidigital number, since it uses as much as digits as its factorization.

4232215397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 4232215397 is about 65055.4793772208. The cubic root of 4232215397 is about 1617.5433217018.

The spelling of 4232215397 in words is "four billion, two hundred thirty-two million, two hundred fifteen thousand, three hundred ninety-seven".