49845039 has 4 divisors (see below), whose sum is σ = 66460056. Its totient is φ = 33230024.

The previous prime is 49845023. The next prime is 49845049. The reversal of 49845039 is 93054894.

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 49845039 - 2⁴ = 49845023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49845049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8307504 + ... + 8307509.

It is an arithmetic number, because the mean of its divisors is an integer number (16615014).

Almost surely, 2^49845039 is an apocalyptic number.

49845039 is a deficient number, since it is larger than the sum of its proper divisors (16615017).

49845039 is a wasteful number, since it uses less digits than its factorization.

49845039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16615016.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 49845039 is about 7060.1019114458. The cubic root of 49845039 is about 368.0221685409.

The spelling of 49845039 in words is "forty-nine million, eight hundred forty-five thousand, thirty-nine".