39399794 has 16 divisors (see below), whose sum is σ = 68164800. Its totient is φ = 16730064.

The previous prime is 39399793. The next prime is 39399799. The reversal of 39399794 is 49799393.

It is not an unprimeable number, because it can be changed into a prime (39399793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11384 + ... + 14435.

It is an arithmetic number, because the mean of its divisors is an integer number (4260300).

Almost surely, 2^39399794 is an apocalyptic number.

39399794 is a deficient number, since it is larger than the sum of its proper divisors (28765006).

39399794 is a wasteful number, since it uses less digits than its factorization.

39399794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25937.

The product of its digits is 1653372, while the sum is 53.

The square root of 39399794 is about 6276.9255213042. The cubic root of 39399794 is about 340.2759985014.

The spelling of 39399794 in words is "thirty-nine million, three hundred ninety-nine thousand, seven hundred ninety-four".