39396974 has 4 divisors (see below), whose sum is σ = 59095464. Its totient is φ = 19698486.

The previous prime is 39396961. The next prime is 39396989. The reversal of 39396974 is 47969393.

It is a happy number.

39396974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9849242 + ... + 9849245.

It is an arithmetic number, because the mean of its divisors is an integer number (14773866).

Almost surely, 2^39396974 is an apocalyptic number.

39396974 is a deficient number, since it is larger than the sum of its proper divisors (19698490).

39396974 is a wasteful number, since it uses less digits than its factorization.

39396974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19698489.

The product of its digits is 1102248, while the sum is 50.

The square root of 39396974 is about 6276.7008850191. The cubic root of 39396974 is about 340.2678800054.

The spelling of 39396974 in words is "thirty-nine million, three hundred ninety-six thousand, nine hundred seventy-four".