402222114 has 48 divisors (see below), whose sum is σ = 1039289472. Its totient is φ = 109923264.

The previous prime is 402222113. The next prime is 402222133. The reversal of 402222114 is 411222204.

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 (402222113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66499 + ... + 72294.

It is an arithmetic number, because the mean of its divisors is an integer number (21651864).

Almost surely, 2^402222114 is an apocalyptic number.

402222114 is an abundant number, since it is smaller than the sum of its proper divisors (637067358).

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

402222114 is a wasteful number, since it uses less digits than its factorization.

402222114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138831 (or 138828 counting only the distinct ones).

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

The square root of 402222114 is about 20055.4759105836. The cubic root of 402222114 is about 738.1681706340.

Adding to 402222114 its reverse (411222204), we get a palindrome (813444318).

The spelling of 402222114 in words is "four hundred two million, two hundred twenty-two thousand, one hundred fourteen".