42417974 has 8 divisors (see below), whose sum is σ = 63811368. Its totient is φ = 21147520.

The previous prime is 42417971. The next prime is 42417983. The reversal of 42417974 is 47971424.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42417971) 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, 29867 + ... + 31254.

It is an arithmetic number, because the mean of its divisors is an integer number (7976421).

Almost surely, 2^42417974 is an apocalyptic number.

42417974 is a deficient number, since it is larger than the sum of its proper divisors (21393394).

42417974 is a wasteful number, since it uses less digits than its factorization.

42417974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61470.

The product of its digits is 56448, while the sum is 38.

The square root of 42417974 is about 6512.9082597562. The cubic root of 42417974 is about 348.7519467353.

The spelling of 42417974 in words is "forty-two million, four hundred seventeen thousand, nine hundred seventy-four".