42331450 has 24 divisors (see below), whose sum is σ = 89985312. Its totient is φ = 14513520.

The previous prime is 42331427. The next prime is 42331451. The reversal of 42331450 is 5413324.

It is not an unprimeable number, because it can be changed into a prime (42331451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60124 + ... + 60823.

It is an arithmetic number, because the mean of its divisors is an integer number (3749388).

Almost surely, 2^42331450 is an apocalyptic number.

42331450 is an abundant number, since it is smaller than the sum of its proper divisors (47653862).

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

42331450 is a wasteful number, since it uses less digits than its factorization.

42331450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120966 (or 120961 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42331450 is about 6506.2623679037. The cubic root of 42331450 is about 348.5146577506.

Adding to 42331450 its reverse (5413324), we get a palindrome (47744774).

The spelling of 42331450 in words is "forty-two million, three hundred thirty-one thousand, four hundred fifty".