42344164 has 12 divisors (see below), whose sum is σ = 75825904. Its totient is φ = 20679624.

The previous prime is 42344131. The next prime is 42344189. The reversal of 42344164 is 46144324.

42344164 = 165² + 166² + ... + 508².

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122922 + ... + 123265.

Almost surely, 2^42344164 is an apocalyptic number.

It is an amenable number.

42344164 is a deficient number, since it is larger than the sum of its proper divisors (33481740).

42344164 is a wasteful number, since it uses less digits than its factorization.

42344164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246234 (or 246232 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 42344164 is about 6507.2393532127. The cubic root of 42344164 is about 348.5495456950.

Adding to 42344164 its reverse (46144324), we get a palindrome (88488488).

The spelling of 42344164 in words is "forty-two million, three hundred forty-four thousand, one hundred sixty-four".