42369224 has 16 divisors (see below), whose sum is σ = 79739520. Its totient is φ = 21105360.

The previous prime is 42369211. The next prime is 42369227. The reversal of 42369224 is 42296324.

It is a super-2 number, since 2×42369224² = 3590302284724352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42369227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7604 + ... + 11939.

It is an arithmetic number, because the mean of its divisors is an integer number (4983720).

Almost surely, 2^42369224 is an apocalyptic number.

It is an amenable number.

42369224 is a deficient number, since it is larger than the sum of its proper divisors (37370296).

42369224 is a wasteful number, since it uses less digits than its factorization.

42369224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19820 (or 19816 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 42369224 is about 6509.1646161393. The cubic root of 42369224 is about 348.6182913280.

Subtracting from 42369224 its reverse (42296324), we obtain a square (72900 = 270²).

The spelling of 42369224 in words is "forty-two million, three hundred sixty-nine thousand, two hundred twenty-four".