403420122 has 64 divisors (see below), whose sum is σ = 1078502400. Its totient is φ = 109194480.

The previous prime is 403420099. The next prime is 403420123. The reversal of 403420122 is 221024304.

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

It is a junction number, because it is equal to n+sod(n) for n = 403420095 and 403420104.

It is not an unprimeable number, because it can be changed into a prime (403420123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20904 + ... + 35267.

It is an arithmetic number, because the mean of its divisors is an integer number (16851600).

Almost surely, 2^403420122 is an apocalyptic number.

403420122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

403420122 is an abundant number, since it is smaller than the sum of its proper divisors (675082278).

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

403420122 is a wasteful number, since it uses less digits than its factorization.

403420122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56208 (or 56202 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 403420122 is about 20085.3210579269. The cubic root of 403420122 is about 738.9003157241.

Adding to 403420122 its reverse (221024304), we get a palindrome (624444426).

The spelling of 403420122 in words is "four hundred three million, four hundred twenty thousand, one hundred twenty-two".