501044412 has 48 divisors (see below), whose sum is σ = 1276716672. Its totient is φ = 151673280.

The previous prime is 501044407. The next prime is 501044419. The reversal of 501044412 is 214440105.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501044419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213598 + ... + 215930.

It is an arithmetic number, because the mean of its divisors is an integer number (26598264).

Almost surely, 2^501044412 is an apocalyptic number.

It is an amenable number.

501044412 is an abundant number, since it is smaller than the sum of its proper divisors (775672260).

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

501044412 is a wasteful number, since it uses less digits than its factorization.

501044412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978 (or 3976 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 501044412 is about 22384.0213545288. The cubic root of 501044412 is about 794.2527752144.

Adding to 501044412 its reverse (214440105), we get a palindrome (715484517).

The spelling of 501044412 in words is "five hundred one million, forty-four thousand, four hundred twelve".