42632220 has 48 divisors (see below), whose sum is σ = 121403520. Its totient is φ = 11174976.

The previous prime is 42632207. The next prime is 42632231. The reversal of 42632220 is 2223624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2482 + ... + 9561.

It is an arithmetic number, because the mean of its divisors is an integer number (2529240).

Almost surely, 2^42632220 is an apocalyptic number.

It is an amenable number.

42632220 is an abundant number, since it is smaller than the sum of its proper divisors (78771300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42632220 is a wasteful number, since it uses less digits than its factorization.

42632220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12114 (or 12112 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 42632220 is about 6529.3353413652. The cubic root of 42632220 is about 349.3381232792.

Adding to 42632220 its reverse (2223624), we get a palindrome (44855844).

The spelling of 42632220 in words is "forty-two million, six hundred thirty-two thousand, two hundred twenty".