402266122 has 8 divisors (see below), whose sum is σ = 604194372. Its totient is φ = 200868000.

The previous prime is 402266099. The next prime is 402266141. The reversal of 402266122 is 221662204.

It can be written as a sum of positive squares in 2 ways, for example, as 297183121 + 105083001 = 17239^2 + 10251^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130629 + ... + 133672.

Almost surely, 2^402266122 is an apocalyptic number.

402266122 is a deficient number, since it is larger than the sum of its proper divisors (201928250).

402266122 is a wasteful number, since it uses less digits than its factorization.

402266122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265064.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 402266122 is about 20056.5730372863. The cubic root of 402266122 is about 738.1950911828.

The spelling of 402266122 in words is "four hundred two million, two hundred sixty-six thousand, one hundred twenty-two".