49726529 has 16 divisors (see below), whose sum is σ = 53627520. Its totient is φ = 46086480.

The previous prime is 49726519. The next prime is 49726541. The reversal of 49726529 is 92562794.

It is a de Polignac number, because none of the positive numbers 2^k-49726529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49726529.

It is not an unprimeable number, because it can be changed into a prime (49726519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742154 + ... + 742220.

It is an arithmetic number, because the mean of its divisors is an integer number (3351720).

Almost surely, 2^49726529 is an apocalyptic number.

It is an amenable number.

49726529 is a deficient number, since it is larger than the sum of its proper divisors (3900991).

49726529 is an frugal number, since it uses more digits than its factorization.

49726529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 151 counting only the distinct ones).

The product of its digits is 272160, while the sum is 44.

The square root of 49726529 is about 7051.7039784722. The cubic root of 49726529 is about 367.7302710981.

The spelling of 49726529 in words is "forty-nine million, seven hundred twenty-six thousand, five hundred twenty-nine".