42417924 has 24 divisors (see below), whose sum is σ = 104797728. Its totient is φ = 13307520.

The previous prime is 42417919. The next prime is 42417929. The reversal of 42417924 is 42971424.

It is an interprime number because it is at equal distance from previous prime (42417919) and next prime (42417929).

It is not an unprimeable number, because it can be changed into a prime (42417929) 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, 103762 + ... + 104169.

It is an arithmetic number, because the mean of its divisors is an integer number (4366572).

Almost surely, 2^42417924 is an apocalyptic number.

It is an amenable number.

42417924 is an abundant number, since it is smaller than the sum of its proper divisors (62379804).

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

42417924 is a wasteful number, since it uses less digits than its factorization.

42417924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207955 (or 207953 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 42417924 is about 6512.9044212241. The cubic root of 42417924 is about 348.7518097053.

The spelling of 42417924 in words is "forty-two million, four hundred seventeen thousand, nine hundred twenty-four".