42387324 has 48 divisors (see below), whose sum is σ = 119685888. Its totient is φ = 11397888.

The previous prime is 42387287. The next prime is 42387329. The reversal of 42387324 is 42378324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42387329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13414 + ... + 16269.

It is an arithmetic number, because the mean of its divisors is an integer number (2493456).

Almost surely, 2^42387324 is an apocalyptic number.

It is an amenable number.

42387324 is an abundant number, since it is smaller than the sum of its proper divisors (77298564).

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

42387324 is a wasteful number, since it uses less digits than its factorization.

42387324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29714 (or 29712 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 42387324 is about 6510.5548150676. The cubic root of 42387324 is about 348.6679271419.

The spelling of 42387324 in words is "forty-two million, three hundred eighty-seven thousand, three hundred twenty-four".