42216373 has 8 divisors (see below), whose sum is σ = 44200800. Its totient is φ = 40267248.

The previous prime is 42216359. The next prime is 42216397. The reversal of 42216373 is 37361224.

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 42216373 - 2⁵ = 42216341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42216173) 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, 6363 + ... + 11176.

It is an arithmetic number, because the mean of its divisors is an integer number (5525100).

Almost surely, 2^42216373 is an apocalyptic number.

It is an amenable number.

42216373 is a deficient number, since it is larger than the sum of its proper divisors (1984427).

42216373 is a wasteful number, since it uses less digits than its factorization.

42216373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17651.

The product of its digits is 6048, while the sum is 28.

The square root of 42216373 is about 6497.4127927968. The cubic root of 42216373 is about 348.1985616513.

Adding to 42216373 its reverse (37361224), we get a palindrome (79577597).

The spelling of 42216373 in words is "forty-two million, two hundred sixteen thousand, three hundred seventy-three".