49999672 has 8 divisors (see below), whose sum is σ = 93749400.
Its totient is φ = 24999832.
The previous prime is 49999667. The next prime is 49999673. The reversal of 49999672 is 27699994.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49999673) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3124972 + ... + 3124987.
It is an arithmetic number, because the mean of its divisors is an integer number (11718675).
Almost surely, 249999672 is an apocalyptic number.
It is an amenable number.
49999672 is a deficient number, since it is larger than the sum of its proper divisors (43749728).
49999672 is a wasteful number, since it uses less digits than its factorization.
49999672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6249965 (or 6249961 counting only the distinct ones).
The product of its digits is 2204496, while the sum is 55.
The square root of 49999672 is about 7071.0446187250.
The cubic root of 49999672 is about 368.4023442874.
The spelling of 49999672 in words is "forty-nine million, nine hundred ninety-nine thousand, six hundred seventy-two".