34675021 has 2 divisors, whose sum is σ = 34675022. Its totient is φ = 34675020.

The previous prime is 34675013. The next prime is 34675027. The reversal of 34675021 is 12057643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21058921 + 13616100 = 4589^2 + 3690^2 .

It is a cyclic number.

It is not a de Polignac number, because 34675021 - 2³ = 34675013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34675027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17337510 + 17337511.

It is an arithmetic number, because the mean of its divisors is an integer number (17337511).

Almost surely, 2^34675021 is an apocalyptic number.

It is an amenable number.

34675021 is a deficient number, since it is larger than the sum of its proper divisors (1).

34675021 is an equidigital number, since it uses as much as digits as its factorization.

34675021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 34675021 is about 5888.5499912967. The cubic root of 34675021 is about 326.0910738307.

The spelling of 34675021 in words is "thirty-four million, six hundred seventy-five thousand, twenty-one".