39798340 has 24 divisors (see below), whose sum is σ = 84756672. Its totient is φ = 15694560.

The previous prime is 39798313. The next prime is 39798361. The reversal of 39798340 is 4389793.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12594 + ... + 15433.

It is an arithmetic number, because the mean of its divisors is an integer number (3531528).

Almost surely, 2^39798340 is an apocalyptic number.

It is an amenable number.

39798340 is an abundant number, since it is smaller than the sum of its proper divisors (44958332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39798340 is a wasteful number, since it uses less digits than its factorization.

39798340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28107 (or 28105 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 39798340 is about 6308.5925530185. The cubic root of 39798340 is about 341.4194978836.

The spelling of 39798340 in words is "thirty-nine million, seven hundred ninety-eight thousand, three hundred forty".