8406536 has 8 divisors (see below), whose sum is σ = 15762270. Its totient is φ = 4203264.

The previous prime is 8406529. The next prime is 8406539. The reversal of 8406536 is 6356048.

It can be written as a sum of positive squares in only one way, i.e., 7873636 + 532900 = 2806^2 + 730^2 .

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

It is not an unprimeable number, because it can be changed into a prime (8406539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525401 + ... + 525416.

Almost surely, 2^8406536 is an apocalyptic number.

It is an amenable number.

8406536 is a deficient number, since it is larger than the sum of its proper divisors (7355734).

8406536 is a wasteful number, since it uses less digits than its factorization.

8406536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050823 (or 1050819 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 8406536 is about 2899.4026971085. The cubic root of 8406536 is about 203.3319812386.

The spelling of 8406536 in words is "eight million, four hundred six thousand, five hundred thirty-six".