49273220 has 24 divisors (see below), whose sum is σ = 103867008. Its totient is φ = 19634400.

The previous prime is 49273139. The next prime is 49273223. The reversal of 49273220 is 2237294.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (49273223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875 + ... + 9965.

It is an arithmetic number, because the mean of its divisors is an integer number (4327792).

Almost surely, 2^49273220 is an apocalyptic number.

It is an amenable number.

49273220 is an abundant number, since it is smaller than the sum of its proper divisors (54593788).

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

49273220 is a wasteful number, since it uses less digits than its factorization.

49273220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9371 (or 9369 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 49273220 is about 7019.4885853600. The cubic root of 49273220 is about 366.6094437790.

The spelling of 49273220 in words is "forty-nine million, two hundred seventy-three thousand, two hundred twenty".