42211330 has 32 divisors (see below), whose sum is σ = 87076224. Its totient is φ = 14432256.

The previous prime is 42211321. The next prime is 42211333. The reversal of 42211330 is 3311224.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42211333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36034 + ... + 37186.

It is an arithmetic number, because the mean of its divisors is an integer number (2721132).

Almost surely, 2^42211330 is an apocalyptic number.

42211330 is an abundant number, since it is smaller than the sum of its proper divisors (44864894).

42211330 is a wasteful number, since it uses less digits than its factorization.

42211330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 42211330 is about 6497.0247036624. The cubic root of 42211330 is about 348.1846962941.

Adding to 42211330 its reverse (3311224), we get a palindrome (45522554).

The spelling of 42211330 in words is "forty-two million, two hundred eleven thousand, three hundred thirty".