42396124 has 6 divisors (see below), whose sum is σ = 74193224. Its totient is φ = 21198060.

The previous prime is 42396121. The next prime is 42396143. The reversal of 42396124 is 42169324.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42396121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5299512 + ... + 5299519.

Almost surely, 2^42396124 is an apocalyptic number.

It is an amenable number.

42396124 is a deficient number, since it is larger than the sum of its proper divisors (31797100).

42396124 is a wasteful number, since it uses less digits than its factorization.

42396124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10599035 (or 10599033 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 42396124 is about 6511.2306056536. The cubic root of 42396124 is about 348.6920543664.

The spelling of 42396124 in words is "forty-two million, three hundred ninety-six thousand, one hundred twenty-four".