42344474 has 8 divisors (see below), whose sum is σ = 64320960. Its totient is φ = 20904156.

The previous prime is 42344473. The next prime is 42344479. The reversal of 42344474 is 47444324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42344474.

It is not an unprimeable number, because it can be changed into a prime (42344473) 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, 133844 + ... + 134159.

It is an arithmetic number, because the mean of its divisors is an integer number (8040120).

Almost surely, 2^42344474 is an apocalyptic number.

42344474 is a deficient number, since it is larger than the sum of its proper divisors (21976486).

42344474 is a wasteful number, since it uses less digits than its factorization.

42344474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268084.

The product of its digits is 43008, while the sum is 32.

The square root of 42344474 is about 6507.2631727939. The cubic root of 42344474 is about 348.5503962656.

Adding to 42344474 its reverse (47444324), we get a palindrome (89788798).

The spelling of 42344474 in words is "forty-two million, three hundred forty-four thousand, four hundred seventy-four".