422441240 has 32 divisors (see below), whose sum is σ = 1023608880. Its totient is φ = 155978112.

The previous prime is 422441237. The next prime is 422441251. The reversal of 422441240 is 42144224.

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, 405674 + ... + 406713.

Almost surely, 2^422441240 is an apocalyptic number.

422441240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422441240 is an abundant number, since it is smaller than the sum of its proper divisors (601167640).

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

422441240 is a wasteful number, since it uses less digits than its factorization.

422441240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812411 (or 812407 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 422441240 is about 20553.3753918912. The cubic root of 422441240 is about 750.3353996167.

Adding to 422441240 its reverse (42144224), we get a palindrome (464585464).

The spelling of 422441240 in words is "four hundred twenty-two million, four hundred forty-one thousand, two hundred forty".