34502621 has 2 divisors, whose sum is σ = 34502622. Its totient is φ = 34502620.

The previous prime is 34502617. The next prime is 34502627. The reversal of 34502621 is 12620543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23145721 + 11356900 = 4811^2 + 3370^2 .

It is a cyclic number.

It is not a de Polignac number, because 34502621 - 2² = 34502617 is a 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 (34502627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17251310 + 17251311.

It is an arithmetic number, because the mean of its divisors is an integer number (17251311).

Almost surely, 2^34502621 is an apocalyptic number.

It is an amenable number.

34502621 is a deficient number, since it is larger than the sum of its proper divisors (1).

34502621 is an equidigital number, since it uses as much as digits as its factorization.

34502621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 34502621 is about 5873.8931723347. The cubic root of 34502621 is about 325.5497472737.

The spelling of 34502621 in words is "thirty-four million, five hundred two thousand, six hundred twenty-one".