501005412 has 60 divisors (see below), whose sum is σ = 1366692096. Its totient is φ = 159738480.

The previous prime is 501005377. The next prime is 501005413. The reversal of 501005412 is 214500105.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (501005413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26164 + ... + 41067.

Almost surely, 2^501005412 is an apocalyptic number.

It is an amenable number.

501005412 is an abundant number, since it is smaller than the sum of its proper divisors (865686684).

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

501005412 is a wasteful number, since it uses less digits than its factorization.

501005412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67270 (or 67259 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 501005412 is about 22383.1501804371. The cubic root of 501005412 is about 794.2321671531.

Adding to 501005412 its reverse (214500105), we get a palindrome (715505517).

The spelling of 501005412 in words is "five hundred one million, five thousand, four hundred twelve".