49999854 has 8 divisors (see below), whose sum is σ = 99999720. Its totient is φ = 16666616.

The previous prime is 49999853. The next prime is 49999877. The reversal of 49999854 is 45899994.

It is a sphenic number, since it is the product of 3 distinct primes.

49999854 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 49999794 and 49999803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49999853) 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, 4166649 + ... + 4166660.

It is an arithmetic number, because the mean of its divisors is an integer number (12499965).

Almost surely, 2^49999854 is an apocalyptic number.

49999854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49999854 is a wasteful number, since it uses less digits than its factorization.

49999854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333314.

The product of its digits is 4199040, while the sum is 57.

The square root of 49999854 is about 7071.0574880989. The cubic root of 49999854 is about 368.4027912846.

The spelling of 49999854 in words is "forty-nine million, nine hundred ninety-nine thousand, eight hundred fifty-four".