3924468397 has 2 divisors, whose sum is σ = 3924468398. Its totient is φ = 3924468396.

The previous prime is 3924468371. The next prime is 3924468409. The reversal of 3924468397 is 7938644293.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3687647076 + 236821321 = 60726^2 + 15389^2 .

It is a cyclic number.

It is not a de Polignac number, because 3924468397 - 2¹⁹ = 3923944109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3924468337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1962234198 + 1962234199.

It is an arithmetic number, because the mean of its divisors is an integer number (1962234199).

Almost surely, 2^3924468397 is an apocalyptic number.

It is an amenable number.

3924468397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3924468397 is an equidigital number, since it uses as much as digits as its factorization.

3924468397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 55.

The square root of 3924468397 is about 62645.5776332216. The cubic root of 3924468397 is about 1577.3459149632.

The spelling of 3924468397 in words is "three billion, nine hundred twenty-four million, four hundred sixty-eight thousand, three hundred ninety-seven".