49961803 has 4 divisors (see below), whose sum is σ = 51312160. Its totient is φ = 48611448.

The previous prime is 49961789. The next prime is 49961843. The reversal of 49961803 is 30816994.

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 49961803 - 2⁹ = 49961291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49961843) 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, 675123 + ... + 675196.

It is an arithmetic number, because the mean of its divisors is an integer number (12828040).

Almost surely, 2^49961803 is an apocalyptic number.

49961803 is a deficient number, since it is larger than the sum of its proper divisors (1350357).

49961803 is a wasteful number, since it uses less digits than its factorization.

49961803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350356.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 49961803 is about 7068.3663600580. The cubic root of 49961803 is about 368.3093133307.

The spelling of 49961803 in words is "forty-nine million, nine hundred sixty-one thousand, eight hundred three".