805476672 has 504 divisors, whose sum is σ = 3147941888. Its totient is φ = 191600640.

The previous prime is 805476649. The next prime is 805476691. The reversal of 805476672 is 276674508.

It is a tau number, because it is divible by the number of its divisors (504).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6342273 + ... + 6342399.

Almost surely, 2^805476672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 805476672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1573970944).

805476672 is an abundant number, since it is smaller than the sum of its proper divisors (2342465216).

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

805476672 is a wasteful number, since it uses less digits than its factorization.

805476672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 805476672 is about 28380.9209152910. The cubic root of 805476672 is about 930.4313226463.

The spelling of 805476672 in words is "eight hundred five million, four hundred seventy-six thousand, six hundred seventy-two".