49999206 has 16 divisors (see below), whose sum is σ = 100203264. Its totient is φ = 16632264.

The previous prime is 49999177. The next prime is 49999207. The reversal of 49999206 is 60299994.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49999207) 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 in 7 ways as a sum of consecutive naturals, for example, 5266 + ... + 11301.

It is an arithmetic number, because the mean of its divisors is an integer number (6262704).

Almost surely, 2^49999206 is an apocalyptic number.

49999206 is an abundant number, since it is smaller than the sum of its proper divisors (50204058).

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

49999206 is a wasteful number, since it uses less digits than its factorization.

49999206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17075.

The product of its (nonzero) digits is 314928, while the sum is 48.

The square root of 49999206 is about 7071.0116673642. The cubic root of 49999206 is about 368.4011997730.

It can be divided in two parts, 49999 and 206, that added together give a palindrome (50205).

The spelling of 49999206 in words is "forty-nine million, nine hundred ninety-nine thousand, two hundred six".