49600666 has 4 divisors (see below), whose sum is σ = 74401002. Its totient is φ = 24800332.

The previous prime is 49600637. The next prime is 49600667. The reversal of 49600666 is 66600694.

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., 29539225 + 20061441 = 5435^2 + 4479^2 .

It is not an unprimeable number, because it can be changed into a prime (49600667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12400165 + ... + 12400168.

Almost surely, 2^49600666 is an apocalyptic number.

49600666 is a deficient number, since it is larger than the sum of its proper divisors (24800336).

49600666 is a wasteful number, since it uses less digits than its factorization.

49600666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24800335.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 49600666 is about 7042.7740273276. The cubic root of 49600666 is about 367.4197544878.

The spelling of 49600666 in words is "forty-nine million, six hundred thousand, six hundred sixty-six".