5015666 has 8 divisors (see below), whose sum is σ = 7783020. Its totient is φ = 2421328.

The previous prime is 5015657. The next prime is 5015669. The reversal of 5015666 is 6665105.

It can be written as a sum of positive squares in 2 ways, for example, as 4532641 + 483025 = 2129^2 + 695^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5015669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43181 + ... + 43296.

Almost surely, 2^5015666 is an apocalyptic number.

5015666 is a deficient number, since it is larger than the sum of its proper divisors (2767354).

5015666 is a wasteful number, since it uses less digits than its factorization.

5015666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86508.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5015666 is about 2239.5682619648. The cubic root of 5015666 is about 171.1759983603.

The spelling of 5015666 in words is "five million, fifteen thousand, six hundred sixty-six".