49782399 has 8 divisors (see below), whose sum is σ = 66422400. Its totient is φ = 33165336.

The previous prime is 49782391. The next prime is 49782401. The reversal of 49782399 is 99328794.

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

It is not a de Polignac number, because 49782399 - 2³ = 49782391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49782391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214 + ... + 9980.

It is an arithmetic number, because the mean of its divisors is an integer number (8302800).

Almost surely, 2^49782399 is an apocalyptic number.

49782399 is a deficient number, since it is larger than the sum of its proper divisors (16640001).

49782399 is a wasteful number, since it uses less digits than its factorization.

49782399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11469.

The product of its digits is 979776, while the sum is 51.

The square root of 49782399 is about 7055.6643202465. The cubic root of 49782399 is about 367.8679400715.

The spelling of 49782399 in words is "forty-nine million, seven hundred eighty-two thousand, three hundred ninety-nine".