49808100 has 36 divisors (see below), whose sum is σ = 144112304. Its totient is φ = 13282080.

The previous prime is 49808081. The next prime is 49808111. The reversal of 49808100 is 180894.

It is a happy number.

It is a super-2 number, since 2×49808100² = 4961693651220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82714 + ... + 83313.

Almost surely, 2^49808100 is an apocalyptic number.

It is an amenable number.

49808100 is an abundant number, since it is smaller than the sum of its proper divisors (94304204).

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

49808100 is a wasteful number, since it uses less digits than its factorization.

49808100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166044 (or 166037 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 49808100 is about 7057.4853878701. The cubic root of 49808100 is about 367.9312351822.

Adding to 49808100 its reverse (180894), we get a palindrome (49988994).

The spelling of 49808100 in words is "forty-nine million, eight hundred eight thousand, one hundred".