402200026 has 4 divisors (see below), whose sum is σ = 603300042. Its totient is φ = 201100012.

The previous prime is 402199979. The next prime is 402200033. The reversal of 402200026 is 620002204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 313821225 + 88378801 = 17715^2 + 9401^2 .

It is a junction number, because it is equal to n+sod(n) for n = 402199982 and 402200009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550005 + ... + 100550008.

Almost surely, 2^402200026 is an apocalyptic number.

402200026 is a deficient number, since it is larger than the sum of its proper divisors (201100016).

402200026 is a wasteful number, since it uses less digits than its factorization.

402200026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201100015.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 402200026 is about 20054.9252304764. The cubic root of 402200026 is about 738.1546582350.

The spelling of 402200026 in words is "four hundred two million, two hundred thousand, twenty-six".