49384378 has 4 divisors (see below), whose sum is σ = 74076570. Its totient is φ = 24692188.

The previous prime is 49384369. The next prime is 49384417. The reversal of 49384378 is 87348394.

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., 34845409 + 14538969 = 5903^2 + 3813^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12346093 + ... + 12346096.

Almost surely, 2^49384378 is an apocalyptic number.

49384378 is a deficient number, since it is larger than the sum of its proper divisors (24692192).

49384378 is a wasteful number, since it uses less digits than its factorization.

49384378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24692191.

The product of its digits is 580608, while the sum is 46.

The square root of 49384378 is about 7027.4019381276. The cubic root of 49384378 is about 366.8849211166.

It can be divided in two parts, 4938 and 4378, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 49384378 in words is "forty-nine million, three hundred eighty-four thousand, three hundred seventy-eight".