501628422 has 16 divisors (see below), whose sum is σ = 1035620352. Its totient is φ = 161815560.

The previous prime is 501628417. The next prime is 501628429. The reversal of 501628422 is 224826105.

It is a self number, because there is not a number n which added to its sum of digits gives 501628422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501628429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1348278 + ... + 1348649.

It is an arithmetic number, because the mean of its divisors is an integer number (64726272).

Almost surely, 2^501628422 is an apocalyptic number.

501628422 is an abundant number, since it is smaller than the sum of its proper divisors (533991930).

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

501628422 is a wasteful number, since it uses less digits than its factorization.

501628422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696963.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 501628422 is about 22397.0627985011. The cubic root of 501628422 is about 794.5612451818.

The spelling of 501628422 in words is "five hundred one million, six hundred twenty-eight thousand, four hundred twenty-two".