34546639 has 2 divisors, whose sum is σ = 34546640. Its totient is φ = 34546638.

The previous prime is 34546613. The next prime is 34546649. The reversal of 34546639 is 93664543.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34546639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34546649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17273319 + 17273320.

It is an arithmetic number, because the mean of its divisors is an integer number (17273320).

Almost surely, 2^34546639 is an apocalyptic number.

34546639 is a deficient number, since it is larger than the sum of its proper divisors (1).

34546639 is an equidigital number, since it uses as much as digits as its factorization.

34546639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 40.

The square root of 34546639 is about 5877.6388966999. The cubic root of 34546639 is about 325.6881325001.

The spelling of 34546639 in words is "thirty-four million, five hundred forty-six thousand, six hundred thirty-nine".