42375042 has 16 divisors (see below), whose sum is σ = 94166880. Its totient is φ = 14124996.

The previous prime is 42375041. The next prime is 42375043. The reversal of 42375042 is 24057324.

It is an interprime number because it is at equal distance from previous prime (42375041) and next prime (42375043).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 42374997 and 42375015.

It is not an unprimeable number, because it can be changed into a prime (42375041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392308 + ... + 392415.

It is an arithmetic number, because the mean of its divisors is an integer number (5885430).

Almost surely, 2^42375042 is an apocalyptic number.

42375042 is an abundant number, since it is smaller than the sum of its proper divisors (51791838).

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

42375042 is a wasteful number, since it uses less digits than its factorization.

42375042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784734 (or 784728 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 42375042 is about 6509.6115091455. The cubic root of 42375042 is about 348.6342476299.

The spelling of 42375042 in words is "forty-two million, three hundred seventy-five thousand, forty-two".