34921343 has 2 divisors, whose sum is σ = 34921344. Its totient is φ = 34921342.

The previous prime is 34921339. The next prime is 34921357. The reversal of 34921343 is 34312943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34921343 - 2² = 34921339 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34921543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17460671 + 17460672.

It is an arithmetic number, because the mean of its divisors is an integer number (17460672).

Almost surely, 2^34921343 is an apocalyptic number.

34921343 is a deficient number, since it is larger than the sum of its proper divisors (1).

34921343 is an equidigital number, since it uses as much as digits as its factorization.

34921343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 34921343 is about 5909.4283141434. The cubic root of 34921343 is about 326.8614069759.

Subtracting from 34921343 its reverse (34312943), we obtain a square (608400 = 780²).

The spelling of 34921343 in words is "thirty-four million, nine hundred twenty-one thousand, three hundred forty-three".