806090536 has 8 divisors (see below), whose sum is σ = 1511419770. Its totient is φ = 403045264.

The previous prime is 806090531. The next prime is 806090563. The reversal of 806090536 is 635090608.

It can be written as a sum of positive squares in only one way, i.e., 717918436 + 88172100 = 26794^2 + 9390^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 806090495 and 806090504.

It is not an unprimeable number, because it can be changed into a prime (806090531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50380651 + ... + 50380666.

Almost surely, 2^806090536 is an apocalyptic number.

It is an amenable number.

806090536 is a deficient number, since it is larger than the sum of its proper divisors (705329234).

806090536 is a wasteful number, since it uses less digits than its factorization.

806090536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100761323 (or 100761319 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 806090536 is about 28391.7335856760. The cubic root of 806090536 is about 930.6676271349.

It can be divided in two parts, 8060 and 90536, that added together give a square (98596 = 314²).

The spelling of 806090536 in words is "eight hundred six million, ninety thousand, five hundred thirty-six".