49821266 has 24 divisors (see below), whose sum is σ = 85724352. Its totient is φ = 21659000.

The previous prime is 49821263. The next prime is 49821313. The reversal of 49821266 is 66212894.

49821266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×49821266⁴ (a number of 32 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (49821263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1091 + ... + 10041.

It is an arithmetic number, because the mean of its divisors is an integer number (3571848).

Almost surely, 2^49821266 is an apocalyptic number.

49821266 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

49821266 is a deficient number, since it is larger than the sum of its proper divisors (35903086).

49821266 is a wasteful number, since it uses less digits than its factorization.

49821266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8998 (or 8987 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 49821266 is about 7058.4180947292. The cubic root of 49821266 is about 367.9636513011.

The spelling of 49821266 in words is "forty-nine million, eight hundred twenty-one thousand, two hundred sixty-six".