800969436 has 18 divisors (see below), whose sum is σ = 2024672832. Its totient is φ = 266989800.

The previous prime is 800969431. The next prime is 800969461. The reversal of 800969436 is 634969008.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 800969391 and 800969400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800969431) 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, 11124540 + ... + 11124611.

It is an arithmetic number, because the mean of its divisors is an integer number (112481824).

Almost surely, 2^800969436 is an apocalyptic number.

It is an amenable number.

800969436 is an abundant number, since it is smaller than the sum of its proper divisors (1223703396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

800969436 is a wasteful number, since it uses less digits than its factorization.

800969436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22249161 (or 22249156 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 800969436 is about 28301.4034280988. The cubic root of 800969436 is about 928.6925923021.

The spelling of 800969436 in words is "eight hundred million, nine hundred sixty-nine thousand, four hundred thirty-six".