42037724 has 12 divisors (see below), whose sum is σ = 73668504. Its totient is φ = 20989584.

The previous prime is 42037691. The next prime is 42037727. The reversal of 42037724 is 42773024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42037727) 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, 3914 + ... + 9969.

It is an arithmetic number, because the mean of its divisors is an integer number (6139042).

Almost surely, 2^42037724 is an apocalyptic number.

It is an amenable number.

42037724 is a deficient number, since it is larger than the sum of its proper divisors (31630780).

42037724 is a wasteful number, since it uses less digits than its factorization.

42037724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14644 (or 14642 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 42037724 is about 6483.6505149491. The cubic root of 42037724 is about 347.7067044799.

The spelling of 42037724 in words is "forty-two million, thirty-seven thousand, seven hundred twenty-four".