49999803 has 16 divisors (see below), whose sum is σ = 76362240. Its totient is φ = 28506816.

The previous prime is 49999801. The next prime is 49999819. The reversal of 49999803 is 30899994.

It is not a de Polignac number, because 49999803 - 2¹ = 49999801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49999801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7783 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (4772640).

Almost surely, 2^49999803 is an apocalyptic number.

49999803 is a deficient number, since it is larger than the sum of its proper divisors (26362437).

49999803 is a wasteful number, since it uses less digits than its factorization.

49999803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5386.

The product of its (nonzero) digits is 629856, while the sum is 51.

The square root of 49999803 is about 7071.0538818482. The cubic root of 49999803 is about 368.4026660273.

The spelling of 49999803 in words is "forty-nine million, nine hundred ninety-nine thousand, eight hundred three".