32349389 has 2 divisors, whose sum is σ = 32349390. Its totient is φ = 32349388.

The previous prime is 32349377. The next prime is 32349397. The reversal of 32349389 is 98394323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32296489 + 52900 = 5683^2 + 230^2 .

It is an emirp because it is prime and its reverse (98394323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32349389 - 2²⁰ = 31300813 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 (32340389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16174694 + 16174695.

It is an arithmetic number, because the mean of its divisors is an integer number (16174695).

Almost surely, 2^32349389 is an apocalyptic number.

It is an amenable number.

32349389 is a deficient number, since it is larger than the sum of its proper divisors (1).

32349389 is an equidigital number, since it uses as much as digits as its factorization.

32349389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 41.

The square root of 32349389 is about 5687.6523276304. The cubic root of 32349389 is about 318.6314897641.

The spelling of 32349389 in words is "thirty-two million, three hundred forty-nine thousand, three hundred eighty-nine".