49999994 has 8 divisors (see below), whose sum is σ = 81818208.
Its totient is φ = 22727260.
The previous prime is 49999991. The next prime is 50000017.
49999994 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (49999991) 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, 1136342 + ... + 1136385.
It is an arithmetic number, because the mean of its divisors is an integer number (10227276).
Almost surely, 249999994 is an apocalyptic number.
49999994 is a deficient number, since it is larger than the sum of its proper divisors (31818214).
49999994 is a wasteful number, since it uses less digits than its factorization.
49999994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2272740.
The product of its digits is 8503056, while the sum is 62.
The square root of 49999994 is about 7071.0673876014.
The cubic root of 49999994 is about 368.4031351279.
The spelling of 49999994 in words is "forty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-four".