49394439 has 18 divisors (see below), whose sum is σ = 73736208. Its totient is φ = 31861800.

The previous prime is 49394431. The next prime is 49394459. The reversal of 49394439 is 93449394.

It is not a de Polignac number, because 49394439 - 2³ = 49394431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49394394 and 49394403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49394431) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5794 + ... + 11504.

It is an arithmetic number, because the mean of its divisors is an integer number (4096456).

Almost surely, 2^49394439 is an apocalyptic number.

49394439 is a deficient number, since it is larger than the sum of its proper divisors (24341769).

49394439 is a wasteful number, since it uses less digits than its factorization.

49394439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5779 (or 5745 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 49394439 is about 7028.1177423262. The cubic root of 49394439 is about 366.9098343834.

The spelling of 49394439 in words is "forty-nine million, three hundred ninety-four thousand, four hundred thirty-nine".