283670666 has 4 divisors (see below), whose sum is σ = 425506002. Its totient is φ = 141835332.

The previous prime is 283670659. The next prime is 283670683. The reversal of 283670666 is 666076382.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 261307225 + 22363441 = 16165^2 + 4729^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70917665 + ... + 70917668.

Almost surely, 2^283670666 is an apocalyptic number.

283670666 is a deficient number, since it is larger than the sum of its proper divisors (141835336).

283670666 is a wasteful number, since it uses less digits than its factorization.

283670666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141835335.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 283670666 is about 16842.5255232106. The cubic root of 283670666 is about 657.0596672935.

The spelling of 283670666 in words is "two hundred eighty-three million, six hundred seventy thousand, six hundred sixty-six".