814402 has 12 divisors (see below), whose sum is σ = 1298610. Its totient is φ = 382976.

The previous prime is 814399. The next prime is 814403. The reversal of 814402 is 204418.

It can be written as a sum of positive squares in 3 ways, for example, as 670761 + 143641 = 819^2 + 379^2 .

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 814402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127 + ... + 1282.

2⁸¹⁴⁴⁰² is an apocalyptic number.

814402 is a deficient number, since it is larger than the sum of its proper divisors (484208).

814402 is a wasteful number, since it uses less digits than its factorization.

814402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 814402 is about 902.4422419191. The cubic root of 814402 is about 93.3855348571.

The spelling of 814402 in words is "eight hundred fourteen thousand, four hundred two".