42940124 has 6 divisors (see below), whose sum is σ = 75145224. Its totient is φ = 21470060.

The previous prime is 42940111. The next prime is 42940153. The reversal of 42940124 is 42104924.

It is a junction number, because it is equal to n+sod(n) for n = 42940093 and 42940102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5367512 + ... + 5367519.

It is an arithmetic number, because the mean of its divisors is an integer number (12524204).

Almost surely, 2^42940124 is an apocalyptic number.

It is an amenable number.

42940124 is a deficient number, since it is larger than the sum of its proper divisors (32205100).

42940124 is a wasteful number, since it uses less digits than its factorization.

42940124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10735035 (or 10735033 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 42940124 is about 6552.8714316702. The cubic root of 42940124 is about 350.1771185168.

The spelling of 42940124 in words is "forty-two million, nine hundred forty thousand, one hundred twenty-four".