402230092 has 12 divisors (see below), whose sum is σ = 767893896. Its totient is φ = 182831840.

The previous prime is 402230063. The next prime is 402230093. The reversal of 402230092 is 290032204.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (402230093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4570753 + ... + 4570840.

It is an arithmetic number, because the mean of its divisors is an integer number (63991158).

Almost surely, 2^402230092 is an apocalyptic number.

It is an amenable number.

402230092 is a deficient number, since it is larger than the sum of its proper divisors (365663804).

402230092 is a wasteful number, since it uses less digits than its factorization.

402230092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9141608 (or 9141606 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 402230092 is about 20055.6748078941. The cubic root of 402230092 is about 738.1730510773.

Adding to 402230092 its reverse (290032204), we get a palindrome (692262296).

The spelling of 402230092 in words is "four hundred two million, two hundred thirty thousand, ninety-two".