39713222 has 4 divisors (see below), whose sum is σ = 59569836. Its totient is φ = 19856610.

The previous prime is 39713197. The next prime is 39713227. The reversal of 39713222 is 22231793.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22231793 = 359 ⋅61927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39713227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9928304 + ... + 9928307.

It is an arithmetic number, because the mean of its divisors is an integer number (14892459).

Almost surely, 2^39713222 is an apocalyptic number.

39713222 is a deficient number, since it is larger than the sum of its proper divisors (19856614).

39713222 is a wasteful number, since it uses less digits than its factorization.

39713222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19856613.

The product of its digits is 4536, while the sum is 29.

The square root of 39713222 is about 6301.8427463719. The cubic root of 39713222 is about 341.1759225038.

The spelling of 39713222 in words is "thirty-nine million, seven hundred thirteen thousand, two hundred twenty-two".