49968999 has 6 divisors (see below), whose sum is σ = 72177456. Its totient is φ = 33312660.

The previous prime is 49968959. The next prime is 49969009. The reversal of 49968999 is 99986994.

It is not a de Polignac number, because 49968999 - 2¹¹ = 49966951 is a prime.

It is a super-2 number, since 2×49968999² = 4993801722124002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49968959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2776047 + ... + 2776064.

It is an arithmetic number, because the mean of its divisors is an integer number (12029576).

Almost surely, 2^49968999 is an apocalyptic number.

49968999 is a deficient number, since it is larger than the sum of its proper divisors (22208457).

49968999 is a wasteful number, since it uses less digits than its factorization.

49968999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552117 (or 5552114 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 63.

The square root of 49968999 is about 7068.8753702410. The cubic root of 49968999 is about 368.3269950157.

The spelling of 49968999 in words is "forty-nine million, nine hundred sixty-eight thousand, nine hundred ninety-nine".