36666648 has 32 divisors (see below), whose sum is σ = 101852400. Its totient is φ = 12222144.

The previous prime is 36666647. The next prime is 36666649. The reversal of 36666648 is 84666663.

It is an interprime number because it is at equal distance from previous prime (36666647) and next prime (36666649).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36666647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84661 + ... + 85092.

Almost surely, 2^36666648 is an apocalyptic number.

It is an amenable number.

36666648 is an abundant number, since it is smaller than the sum of its proper divisors (65185752).

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

36666648 is a wasteful number, since it uses less digits than its factorization.

36666648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169768 (or 169758 counting only the distinct ones).

The product of its digits is 746496, while the sum is 45.

The square root of 36666648 is about 6055.2991668455. The cubic root of 36666648 is about 332.2184414277.

The spelling of 36666648 in words is "thirty-six million, six hundred sixty-six thousand, six hundred forty-eight".