39422404 has 24 divisors (see below), whose sum is σ = 78989120. Its totient is φ = 16864416.

The previous prime is 39422399. The next prime is 39422413. The reversal of 39422404 is 40422493.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21142 + ... + 22930.

Almost surely, 2^39422404 is an apocalyptic number.

It is an amenable number.

39422404 is an abundant number, since it is smaller than the sum of its proper divisors (39566716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39422404 is a wasteful number, since it uses less digits than its factorization.

39422404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587 (or 2585 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 39422404 is about 6278.7263039569. The cubic root of 39422404 is about 340.3410764145.

Adding to 39422404 its reverse (40422493), we get a palindrome (79844897).

The spelling of 39422404 in words is "thirty-nine million, four hundred twenty-two thousand, four hundred four".