402266726 has 16 divisors (see below), whose sum is σ = 623431680. Its totient is φ = 194468040.

The previous prime is 402266713. The next prime is 402266731. The reversal of 402266726 is 627662204.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 88235 + ... + 92681.

It is an arithmetic number, because the mean of its divisors is an integer number (38964480).

Almost surely, 2^402266726 is an apocalyptic number.

402266726 is a deficient number, since it is larger than the sum of its proper divisors (221164954).

402266726 is a wasteful number, since it uses less digits than its factorization.

402266726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5939.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 402266726 is about 20056.5880946885. The cubic root of 402266726 is about 738.1954606477.

The spelling of 402266726 in words is "four hundred two million, two hundred sixty-six thousand, seven hundred twenty-six".