49016239 has 4 divisors (see below), whose sum is σ = 50597440. Its totient is φ = 47435040.

The previous prime is 49016237. The next prime is 49016269. The reversal of 49016239 is 93261094.

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

It is a cyclic number.

It is not a de Polignac number, because 49016239 - 2¹ = 49016237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49016237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 790554 + ... + 790615.

It is an arithmetic number, because the mean of its divisors is an integer number (12649360).

Almost surely, 2^49016239 is an apocalyptic number.

49016239 is a deficient number, since it is larger than the sum of its proper divisors (1581201).

49016239 is a wasteful number, since it uses less digits than its factorization.

49016239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581200.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 49016239 is about 7001.1598324849. The cubic root of 49016239 is about 365.9709906636.

The spelling of 49016239 in words is "forty-nine million, sixteen thousand, two hundred thirty-nine".