806239456 has 36 divisors (see below), whose sum is σ = 1744708896. Its totient is φ = 366470720.

The previous prime is 806239439. The next prime is 806239463. The reversal of 806239456 is 654932608.

It is a super-2 number, since 2×806239456² = 1300044120822351872, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100240 + ... + 107983.

It is an arithmetic number, because the mean of its divisors is an integer number (48464136).

Almost surely, 2^806239456 is an apocalyptic number.

It is an amenable number.

806239456 is an abundant number, since it is smaller than the sum of its proper divisors (938469440).

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

806239456 is a wasteful number, since it uses less digits than its factorization.

806239456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208255 (or 208236 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 806239456 is about 28394.3560589072. The cubic root of 806239456 is about 930.7249352092.

The spelling of 806239456 in words is "eight hundred six million, two hundred thirty-nine thousand, four hundred fifty-six".