39349389 has 16 divisors (see below), whose sum is σ = 56230272. Its totient is φ = 24412608.

The previous prime is 39349379. The next prime is 39349393. The reversal of 39349389 is 98394393.

It is not a de Polignac number, because 39349389 - 2⁹ = 39348877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39349309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5154 + ... + 10259.

It is an arithmetic number, because the mean of its divisors is an integer number (3514392).

Almost surely, 2^39349389 is an apocalyptic number.

It is an amenable number.

39349389 is a deficient number, since it is larger than the sum of its proper divisors (16880883).

39349389 is a wasteful number, since it uses less digits than its factorization.

39349389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15476.

The product of its digits is 629856, while the sum is 48.

The square root of 39349389 is about 6272.9091337273. The cubic root of 39349389 is about 340.1308291210.

The spelling of 39349389 in words is "thirty-nine million, three hundred forty-nine thousand, three hundred eighty-nine".