42305937 has 8 divisors (see below), whose sum is σ = 57719904. Its totient is φ = 27547968.

The previous prime is 42305881. The next prime is 42305959. The reversal of 42305937 is 73950324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42305937 - 2⁶ = 42305873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42305898 and 42305907.

It is not an unprimeable number, because it can be changed into a prime (42305987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163848 + ... + 164105.

It is an arithmetic number, because the mean of its divisors is an integer number (7214988).

Almost surely, 2^42305937 is an apocalyptic number.

It is an amenable number.

42305937 is a deficient number, since it is larger than the sum of its proper divisors (15413967).

42305937 is a wasteful number, since it uses less digits than its factorization.

42305937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327999.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 42305937 is about 6504.3014229047. The cubic root of 42305937 is about 348.4446275376. Note that the first 3 decimals are identical.

The spelling of 42305937 in words is "forty-two million, three hundred five thousand, nine hundred thirty-seven".