3612866 has 8 divisors (see below), whose sum is σ = 5480460. Its totient is φ = 1786048.

The previous prime is 3612853. The next prime is 3612883. The reversal of 3612866 is 6682163.

It can be written as a sum of positive squares in 2 ways, for example, as 3500641 + 112225 = 1871^2 + 335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9971 + ... + 10326.

Almost surely, 2^3612866 is an apocalyptic number.

3612866 is a deficient number, since it is larger than the sum of its proper divisors (1867594).

3612866 is a wasteful number, since it uses less digits than its factorization.

3612866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20388.

The product of its digits is 10368, while the sum is 32.

The square root of 3612866 is about 1900.7540608927. The cubic root of 3612866 is about 153.4442497200. Note that the first 3 decimals are identical.

The spelling of 3612866 in words is "three million, six hundred twelve thousand, eight hundred sixty-six".