422801040 has 40 divisors (see below), whose sum is σ = 1310683968. Its totient is φ = 112746880.

The previous prime is 422801011. The next prime is 422801077. The reversal of 422801040 is 40108224.

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

It is a junction number, because it is equal to n+sod(n) for n = 422800998 and 422801016.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880596 + ... + 881075.

Almost surely, 2^422801040 is an apocalyptic number.

422801040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422801040 is an abundant number, since it is smaller than the sum of its proper divisors (887882928).

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

422801040 is a wasteful number, since it uses less digits than its factorization.

422801040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761687 (or 1761681 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 422801040 is about 20562.1263491887. The cubic root of 422801040 is about 750.5483634102.

Adding to 422801040 its reverse (40108224), we get a palindrome (462909264).

It can be divided in two parts, 42 and 2801040, that added together give a palindrome (2801082).

The spelling of 422801040 in words is "four hundred twenty-two million, eight hundred one thousand, forty".