42331205 has 8 divisors (see below), whose sum is σ = 58054272. Its totient is φ = 29027088.

The previous prime is 42331171. The next prime is 42331217. The reversal of 42331205 is 50213324.

It is a happy number.

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 42331205 - 2⁶ = 42331141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 604697 + ... + 604766.

It is an arithmetic number, because the mean of its divisors is an integer number (7256784).

Almost surely, 2^42331205 is an apocalyptic number.

It is an amenable number.

42331205 is a deficient number, since it is larger than the sum of its proper divisors (15723067).

42331205 is a wasteful number, since it uses less digits than its factorization.

42331205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209475.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 42331205 is about 6506.2435398623. The cubic root of 42331205 is about 348.5139853880.

Adding to 42331205 its reverse (50213324), we get a palindrome (92544529).

The spelling of 42331205 in words is "forty-two million, three hundred thirty-one thousand, two hundred five".