34372399 has 2 divisors, whose sum is σ = 34372400. Its totient is φ = 34372398.

The previous prime is 34372379. The next prime is 34372409. The reversal of 34372399 is 99327343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34372399 - 2⁷ = 34372271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34372319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17186199 + 17186200.

It is an arithmetic number, because the mean of its divisors is an integer number (17186200).

Almost surely, 2^34372399 is an apocalyptic number.

34372399 is a deficient number, since it is larger than the sum of its proper divisors (1).

34372399 is an equidigital number, since it uses as much as digits as its factorization.

34372399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 40.

The square root of 34372399 is about 5862.7978815579. The cubic root of 34372399 is about 325.1396606857.

The spelling of 34372399 in words is "thirty-four million, three hundred seventy-two thousand, three hundred ninety-nine".