49661272 has 16 divisors (see below), whose sum is σ = 93970800. Its totient is φ = 24602400.

The previous prime is 49661237. The next prime is 49661273. The reversal of 49661272 is 27216694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49661273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27604 + ... + 29347.

It is an arithmetic number, because the mean of its divisors is an integer number (5873175).

Almost surely, 2^49661272 is an apocalyptic number.

It is an amenable number.

49661272 is a deficient number, since it is larger than the sum of its proper divisors (44309528).

49661272 is a wasteful number, since it uses less digits than its factorization.

49661272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57066 (or 57062 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 49661272 is about 7047.0754217619. The cubic root of 49661272 is about 367.5693410428.

The spelling of 49661272 in words is "forty-nine million, six hundred sixty-one thousand, two hundred seventy-two".