42450212 has 24 divisors (see below), whose sum is σ = 86709504. Its totient is φ = 17805312.

The previous prime is 42450209. The next prime is 42450223. The reversal of 42450212 is 21205424.

It is a happy number.

42450212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14813 + ... + 17444.

It is an arithmetic number, because the mean of its divisors is an integer number (3612896).

Almost surely, 2^42450212 is an apocalyptic number.

It is an amenable number.

42450212 is an abundant number, since it is smaller than the sum of its proper divisors (44259292).

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

42450212 is a wasteful number, since it uses less digits than its factorization.

42450212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32315 (or 32313 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 42450212 is about 6515.3827209152. The cubic root of 42450212 is about 348.8402757864.

Adding to 42450212 its reverse (21205424), we get a palindrome (63655636).

The spelling of 42450212 in words is "forty-two million, four hundred fifty thousand, two hundred twelve".