812452 has 12 divisors (see below), whose sum is σ = 1483776. Its totient is φ = 388520.

The previous prime is 812443. The next prime is 812467. The reversal of 812452 is 254218.

It is a zygodrome in base 7.

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, 4324 + ... + 4507.

It is an arithmetic number, because the mean of its divisors is an integer number (123648).

2⁸¹²⁴⁵² is an apocalyptic number.

It is an amenable number.

812452 is a deficient number, since it is larger than the sum of its proper divisors (671324).

812452 is a wasteful number, since it uses less digits than its factorization.

812452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8858 (or 8856 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 812452 is about 901.3611928633. The cubic root of 812452 is about 93.3109413403.

The spelling of 812452 in words is "eight hundred twelve thousand, four hundred fifty-two".