34625561 has 2 divisors, whose sum is σ = 34625562. Its totient is φ = 34625560.

The previous prime is 34625537. The next prime is 34625567. The reversal of 34625561 is 16552643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32718400 + 1907161 = 5720^2 + 1381^2 .

It is a cyclic number.

It is not a de Polignac number, because 34625561 - 2⁶ = 34625497 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (34625567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17312780 + 17312781.

It is an arithmetic number, because the mean of its divisors is an integer number (17312781).

Almost surely, 2^34625561 is an apocalyptic number.

It is an amenable number.

34625561 is a deficient number, since it is larger than the sum of its proper divisors (1).

34625561 is an equidigital number, since it uses as much as digits as its factorization.

34625561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 32.

The square root of 34625561 is about 5884.3488169890. The cubic root of 34625561 is about 325.9359560292.

The spelling of 34625561 in words is "thirty-four million, six hundred twenty-five thousand, five hundred sixty-one".