3240211957 has 2 divisors, whose sum is σ = 3240211958. Its totient is φ = 3240211956.

The previous prime is 3240211889. The next prime is 3240212047. The reversal of 3240211957 is 7591120423.

It is a happy number.

3240211957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2502600676 + 737611281 = 50026^2 + 27159^2 .

It is a cyclic number.

It is not a de Polignac number, because 3240211957 - 2¹¹ = 3240209909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3240211057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620105978 + 1620105979.

It is an arithmetic number, because the mean of its divisors is an integer number (1620105979).

Almost surely, 2^3240211957 is an apocalyptic number.

It is an amenable number.

3240211957 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240211957 is an equidigital number, since it uses as much as digits as its factorization.

3240211957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 3240211957 is about 56922.8597050429. The cubic root of 3240211957 is about 1479.7595112350.

The spelling of 3240211957 in words is "three billion, two hundred forty million, two hundred eleven thousand, nine hundred fifty-seven".