1402266843 has 16 divisors (see below), whose sum is σ = 2078348800. Its totient is φ = 934432200.

The previous prime is 1402266839. The next prime is 1402266857. The reversal of 1402266843 is 3486622041.

It is not a de Polignac number, because 1402266843 - 2² = 1402266839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1402266798 and 1402266807.

It is not an unprimeable number, because it can be changed into a prime (1402266643) 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 15 ways as a sum of consecutive naturals, for example, 58698 + ... + 79056.

It is an arithmetic number, because the mean of its divisors is an integer number (129896800).

Almost surely, 2^1402266843 is an apocalyptic number.

1402266843 is a deficient number, since it is larger than the sum of its proper divisors (676081957).

1402266843 is a wasteful number, since it uses less digits than its factorization.

1402266843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22919 (or 22913 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1402266843 is about 37446.8535794398. The cubic root of 1402266843 is about 1119.2924003538.

Adding to 1402266843 its reverse (3486622041), we get a palindrome (4888888884).

The spelling of 1402266843 in words is "one billion, four hundred two million, two hundred sixty-six thousand, eight hundred forty-three".