49983513 has 16 divisors (see below), whose sum is σ = 68898816. Its totient is φ = 32212880.

The previous prime is 49983499. The next prime is 49983523. The reversal of 49983513 is 31538994.

49983513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 49983513 - 2⁴ = 49983497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49983523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9568 + ... + 13838.

It is an arithmetic number, because the mean of its divisors is an integer number (4306176).

Almost surely, 2^49983513 is an apocalyptic number.

It is an amenable number.

49983513 is a deficient number, since it is larger than the sum of its proper divisors (18915303).

49983513 is a wasteful number, since it uses less digits than its factorization.

49983513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4404.

The product of its digits is 116640, while the sum is 42.

The square root of 49983513 is about 7069.9019087962. The cubic root of 49983513 is about 368.3626529944.

The spelling of 49983513 in words is "forty-nine million, nine hundred eighty-three thousand, five hundred thirteen".