42320377 has 8 divisors (see below), whose sum is σ = 46236960. Its totient is φ = 38415360.

The previous prime is 42320359. The next prime is 42320381. The reversal of 42320377 is 77302324.

42320377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 42320377 - 2⁷ = 42320249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42320347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5958 + ... + 10960.

It is an arithmetic number, because the mean of its divisors is an integer number (5779620).

Almost surely, 2^42320377 is an apocalyptic number.

It is an amenable number.

42320377 is a deficient number, since it is larger than the sum of its proper divisors (3916583).

42320377 is a wasteful number, since it uses less digits than its factorization.

42320377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 42320377 is about 6505.4113628578. The cubic root of 42320377 is about 348.4842671124.

The spelling of 42320377 in words is "forty-two million, three hundred twenty thousand, three hundred seventy-seven".