422341520 has 40 divisors (see below), whose sum is σ = 1013625600. Its totient is φ = 163486080.

The previous prime is 422341501. The next prime is 422341547. The reversal of 422341520 is 25143224.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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, 82670 + ... + 87629.

It is an arithmetic number, because the mean of its divisors is an integer number (25340640).

Almost surely, 2^422341520 is an apocalyptic number.

422341520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422341520 is an abundant number, since it is smaller than the sum of its proper divisors (591284080).

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

422341520 is a wasteful number, since it uses less digits than its factorization.

422341520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170343 (or 170337 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 422341520 is about 20550.9493697980. The cubic root of 422341520 is about 750.2763544547.

Adding to 422341520 its reverse (25143224), we get a palindrome (447484744).

The spelling of 422341520 in words is "four hundred twenty-two million, three hundred forty-one thousand, five hundred twenty".