1402210422 has 24 divisors (see below), whose sum is σ = 3216836376. Its totient is φ = 439909056.

The previous prime is 1402210409. The next prime is 1402210441. The reversal of 1402210422 is 2240122041.

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 = 1402210395 and 1402210404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2290888 + ... + 2291499.

It is an arithmetic number, because the mean of its divisors is an integer number (134034849).

Almost surely, 2^1402210422 is an apocalyptic number.

1402210422 is an abundant number, since it is smaller than the sum of its proper divisors (1814625954).

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

1402210422 is a wasteful number, since it uses less digits than its factorization.

1402210422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582412 (or 4582409 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1402210422 is about 37446.1002241889. The cubic root of 1402210422 is about 1119.2773883648.

Adding to 1402210422 its reverse (2240122041), we get a palindrome (3642332463).

The spelling of 1402210422 in words is "one billion, four hundred two million, two hundred ten thousand, four hundred twenty-two".