42344004 has 24 divisors (see below), whose sum is σ = 100424128. Its totient is φ = 13883040.

The previous prime is 42343997. The next prime is 42344009. The reversal of 42344004 is 40044324.

It is not an unprimeable number, because it can be changed into a prime (42344009) 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, 28192 + ... + 29655.

Almost surely, 2^42344004 is an apocalyptic number.

It is an amenable number.

42344004 is an abundant number, since it is smaller than the sum of its proper divisors (58080124).

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

42344004 is a wasteful number, since it uses less digits than its factorization.

42344004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57915 (or 57913 counting only the distinct ones).

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

The square root of 42344004 is about 6507.2270592012. The cubic root of 42344004 is about 348.5491066892.

Adding to 42344004 its reverse (40044324), we get a palindrome (82388328).

The spelling of 42344004 in words is "forty-two million, three hundred forty-four thousand, four".