39223012 has 24 divisors (see below), whose sum is σ = 73505880. Its totient is φ = 18247680.

The previous prime is 39223003. The next prime is 39223033. The reversal of 39223012 is 21032293.

It can be written as a sum of positive squares in 4 ways, for example, as 14561856 + 24661156 = 3816^2 + 4966^2 .

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, 2812 + ... + 9292.

It is an arithmetic number, because the mean of its divisors is an integer number (3062745).

Almost surely, 2^39223012 is an apocalyptic number.

It is an amenable number.

39223012 is a deficient number, since it is larger than the sum of its proper divisors (34282868).

39223012 is a wasteful number, since it uses less digits than its factorization.

39223012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6591 (or 6589 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 39223012 is about 6262.8277958124. The cubic root of 39223012 is about 339.7663100044.

The spelling of 39223012 in words is "thirty-nine million, two hundred twenty-three thousand, twelve".