42223404 has 48 divisors (see below), whose sum is σ = 101189088. Its totient is φ = 13698048.

The previous prime is 42223397. The next prime is 42223417. The reversal of 42223404 is 40432224.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125124 + ... + 125460.

It is an arithmetic number, because the mean of its divisors is an integer number (2108106).

Almost surely, 2^42223404 is an apocalyptic number.

It is an amenable number.

42223404 is an abundant number, since it is smaller than the sum of its proper divisors (58965684).

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

42223404 is a wasteful number, since it uses less digits than its factorization.

42223404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 592 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 42223404 is about 6497.9538317843. The cubic root of 42223404 is about 348.2178910253.

Adding to 42223404 its reverse (40432224), we get a palindrome (82655628).

It can be divided in two parts, 4222 and 3404, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 42223404 in words is "forty-two million, two hundred twenty-three thousand, four hundred four".