42407174 has 4 divisors (see below), whose sum is σ = 63610764. Its totient is φ = 21203586.

The previous prime is 42407171. The next prime is 42407191. The reversal of 42407174 is 47170424.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42407171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10601792 + ... + 10601795.

It is an arithmetic number, because the mean of its divisors is an integer number (15902691).

Almost surely, 2^42407174 is an apocalyptic number.

42407174 is a deficient number, since it is larger than the sum of its proper divisors (21203590).

42407174 is a wasteful number, since it uses less digits than its factorization.

42407174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21203589.

The product of its (nonzero) digits is 6272, while the sum is 29.

The square root of 42407174 is about 6512.0790842864. The cubic root of 42407174 is about 348.7223457558.

Adding to 42407174 its reverse (47170424), we get a palindrome (89577598).

The spelling of 42407174 in words is "forty-two million, four hundred seven thousand, one hundred seventy-four".