3402430397 has 2 divisors, whose sum is σ = 3402430398. Its totient is φ = 3402430396.

The previous prime is 3402430393. The next prime is 3402430403. The reversal of 3402430397 is 7930342043.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3075146116 + 327284281 = 55454^2 + 18091^2 .

It is a cyclic number.

It is not a de Polignac number, because 3402430397 - 2² = 3402430393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3402430393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701215198 + 1701215199.

It is an arithmetic number, because the mean of its divisors is an integer number (1701215199).

Almost surely, 2^3402430397 is an apocalyptic number.

It is an amenable number.

3402430397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3402430397 is an equidigital number, since it uses as much as digits as its factorization.

3402430397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 3402430397 is about 58330.3557078131. The cubic root of 3402430397 is about 1504.0528025177.

The spelling of 3402430397 in words is "three billion, four hundred two million, four hundred thirty thousand, three hundred ninety-seven".