39224636 has 24 divisors (see below), whose sum is σ = 75330864. Its totient is φ = 17722880.

The previous prime is 39224623. The next prime is 39224639. The reversal of 39224636 is 63642293.

It is a junction number, because it is equal to n+sod(n) for n = 39224596 and 39224605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39224639) 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, 5036 + ... + 10188.

It is an arithmetic number, because the mean of its divisors is an integer number (3138786).

Almost surely, 2^39224636 is an apocalyptic number.

It is an amenable number.

39224636 is a deficient number, since it is larger than the sum of its proper divisors (36106228).

39224636 is a wasteful number, since it uses less digits than its factorization.

39224636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5341 (or 5339 counting only the distinct ones).

The product of its digits is 46656, while the sum is 35.

The square root of 39224636 is about 6262.9574483626. The cubic root of 39224636 is about 339.7709991979.

It can be divided in two parts, 3922 and 4636, that added together give a palindrome (8558).

The spelling of 39224636 in words is "thirty-nine million, two hundred twenty-four thousand, six hundred thirty-six".