501422344 has 16 divisors (see below), whose sum is σ = 995471100. Its totient is φ = 235963392.

The previous prime is 501422323. The next prime is 501422359. The reversal of 501422344 is 443224105.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 373958244 + 127464100 = 19338^2 + 11290^2 .

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 3 ways as a sum of consecutive naturals, for example, 1843329 + ... + 1843600.

Almost surely, 2^501422344 is an apocalyptic number.

It is an amenable number.

501422344 is a deficient number, since it is larger than the sum of its proper divisors (494048756).

501422344 is a wasteful number, since it uses less digits than its factorization.

501422344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686952 (or 3686948 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 501422344 is about 22392.4617673002. The cubic root of 501422344 is about 794.4524235834.

Adding to 501422344 its reverse (443224105), we get a palindrome (944646449).

The spelling of 501422344 in words is "five hundred one million, four hundred twenty-two thousand, three hundred forty-four".