49907198 has 16 divisors (see below), whose sum is σ = 81893376. Its totient is φ = 22622040.

The previous prime is 49907149. The next prime is 49907203. The reversal of 49907198 is 89170994.

It is a super-2 number, since 2×49907198² = 4981456824422408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 5465 + ... + 11387.

It is an arithmetic number, because the mean of its divisors is an integer number (5118336).

Almost surely, 2^49907198 is an apocalyptic number.

49907198 is a deficient number, since it is larger than the sum of its proper divisors (31986178).

49907198 is a wasteful number, since it uses less digits than its factorization.

49907198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6319.

The product of its (nonzero) digits is 163296, while the sum is 47.

The square root of 49907198 is about 7064.5026718092. The cubic root of 49907198 is about 368.1750850459.

It can be divided in two parts, 49907 and 198, that added together give a palindrome (50105).

The spelling of 49907198 in words is "forty-nine million, nine hundred seven thousand, one hundred ninety-eight".