30034397 has 2 divisors, whose sum is σ = 30034398. Its totient is φ = 30034396.

The previous prime is 30034391. The next prime is 30034439. The reversal of 30034397 is 79343003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27258841 + 2775556 = 5221^2 + 1666^2 .

It is a cyclic number.

It is not a de Polignac number, because 30034397 - 2²² = 25840093 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 (30034391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15017198 + 15017199.

It is an arithmetic number, because the mean of its divisors is an integer number (15017199).

Almost surely, 2^30034397 is an apocalyptic number.

It is an amenable number.

30034397 is a deficient number, since it is larger than the sum of its proper divisors (1).

30034397 is an equidigital number, since it uses as much as digits as its factorization.

30034397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 29.

The square root of 30034397 is about 5480.3646776469. The cubic root of 30034397 is about 310.8419602113.

The spelling of 30034397 in words is "thirty million, thirty-four thousand, three hundred ninety-seven".