49444786 has 4 divisors (see below), whose sum is σ = 74167182. Its totient is φ = 24722392.

The previous prime is 49444753. The next prime is 49444793. The reversal of 49444786 is 68744494.

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., 28569025 + 20875761 = 5345^2 + 4569^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12361195 + ... + 12361198.

Almost surely, 2^49444786 is an apocalyptic number.

49444786 is a deficient number, since it is larger than the sum of its proper divisors (24722396).

49444786 is a wasteful number, since it uses less digits than its factorization.

49444786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24722395.

The product of its digits is 774144, while the sum is 46.

The square root of 49444786 is about 7031.6986567969. The cubic root of 49444786 is about 367.0344539222.

It can be divided in two parts, 4944 and 4786, that added together give a triangular number (9730 = T₁₃₉).

The spelling of 49444786 in words is "forty-nine million, four hundred forty-four thousand, seven hundred eighty-six".