34624409 has 2 divisors, whose sum is σ = 34624410. Its totient is φ = 34624408.

The previous prime is 34624399. The next prime is 34624531. The reversal of 34624409 is 90442643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24403600 + 10220809 = 4940^2 + 3197^2 .

It is an emirp because it is prime and its reverse (90442643) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34624409 - 2⁸ = 34624153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34620409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17312204 + 17312205.

It is an arithmetic number, because the mean of its divisors is an integer number (17312205).

Almost surely, 2^34624409 is an apocalyptic number.

It is an amenable number.

34624409 is a deficient number, since it is larger than the sum of its proper divisors (1).

34624409 is an equidigital number, since it uses as much as digits as its factorization.

34624409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 34624409 is about 5884.2509293877. The cubic root of 34624409 is about 325.9323413355.

The spelling of 34624409 in words is "thirty-four million, six hundred twenty-four thousand, four hundred nine".