49763666 has 8 divisors (see below), whose sum is σ = 74746380. Its totient is φ = 24848208.

The previous prime is 49763663. The next prime is 49763669. The reversal of 49763666 is 66636794.

It is an interprime number because it is at equal distance from previous prime (49763663) and next prime (49763669).

It can be written as a sum of positive squares in 2 ways, for example, as 49294441 + 469225 = 7021^2 + 685^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 49763666.

It is not an unprimeable number, because it can be changed into a prime (49763663) 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, 14921 + ... + 17948.

Almost surely, 2^49763666 is an apocalyptic number.

49763666 is a deficient number, since it is larger than the sum of its proper divisors (24982714).

49763666 is a wasteful number, since it uses less digits than its factorization.

49763666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33628.

The product of its digits is 979776, while the sum is 47.

The square root of 49763666 is about 7054.3366803690. The cubic root of 49763666 is about 367.8217916681.

The spelling of 49763666 in words is "forty-nine million, seven hundred sixty-three thousand, six hundred sixty-six".