34500239 has 2 divisors, whose sum is σ = 34500240. Its totient is φ = 34500238.

The previous prime is 34500211. The next prime is 34500251. The reversal of 34500239 is 93200543.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34500239 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34500269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17250119 + 17250120.

It is an arithmetic number, because the mean of its divisors is an integer number (17250120).

Almost surely, 2^34500239 is an apocalyptic number.

34500239 is a deficient number, since it is larger than the sum of its proper divisors (1).

34500239 is an equidigital number, since it uses as much as digits as its factorization.

34500239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 34500239 is about 5873.6904072312. The cubic root of 34500239 is about 325.5422553081.

It can be divided in two parts, 345002 and 39, that multiplied together give a triangular number (13455078 = T₅₁₈₇).

The spelling of 34500239 in words is "thirty-four million, five hundred thousand, two hundred thirty-nine".