49481566 has 4 divisors (see below), whose sum is σ = 74222352. Its totient is φ = 24740782.

The previous prime is 49481563. The next prime is 49481581. The reversal of 49481566 is 66518494.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49481563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12370390 + ... + 12370393.

It is an arithmetic number, because the mean of its divisors is an integer number (18555588).

Almost surely, 2^49481566 is an apocalyptic number.

49481566 is a deficient number, since it is larger than the sum of its proper divisors (24740786).

49481566 is a wasteful number, since it uses less digits than its factorization.

49481566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24740785.

The product of its digits is 207360, while the sum is 43.

The square root of 49481566 is about 7034.3134704106. The cubic root of 49481566 is about 367.1254387859.

The spelling of 49481566 in words is "forty-nine million, four hundred eighty-one thousand, five hundred sixty-six".