34389049 has 2 divisors, whose sum is σ = 34389050. Its totient is φ = 34389048.

The previous prime is 34388999. The next prime is 34389067. The reversal of 34389049 is 94098343.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22090000 + 12299049 = 4700^2 + 3507^2 .

It is an emirp because it is prime and its reverse (94098343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34389049 - 2²³ = 26000441 is a prime.

It is a super-2 number, since 2×34389049² = 2365213382248802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34389749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17194524 + 17194525.

It is an arithmetic number, because the mean of its divisors is an integer number (17194525).

Almost surely, 2^34389049 is an apocalyptic number.

It is an amenable number.

34389049 is a deficient number, since it is larger than the sum of its proper divisors (1).

34389049 is an equidigital number, since it uses as much as digits as its factorization.

34389049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 34389049 is about 5864.2176801343. The cubic root of 34389049 is about 325.1921514596.

The spelling of 34389049 in words is "thirty-four million, three hundred eighty-nine thousand, forty-nine".