402246262 has 32 divisors (see below), whose sum is σ = 667296000. Its totient is φ = 180338400.

The previous prime is 402246239. The next prime is 402246263. The reversal of 402246262 is 262642204.

It is a self number, because there is not a number n which added to its sum of digits gives 402246262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402246263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 608212 + ... + 608872.

It is an arithmetic number, because the mean of its divisors is an integer number (20853000).

Almost surely, 2^402246262 is an apocalyptic number.

402246262 is a deficient number, since it is larger than the sum of its proper divisors (265049738).

402246262 is a wasteful number, since it uses less digits than its factorization.

402246262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 402246262 is about 20056.0779316396. The cubic root of 402246262 is about 738.1829426780.

Adding to 402246262 its reverse (262642204), we get a palindrome (664888466).

The spelling of 402246262 in words is "four hundred two million, two hundred forty-six thousand, two hundred sixty-two".