50724477 has 12 divisors (see below), whose sum is σ = 74973184. Its totient is φ = 33029640.

The previous prime is 50724473. The next prime is 50724491. The reversal of 50724477 is 77442705.

It is a happy number.

It is not a de Polignac number, because 50724477 - 2² = 50724473 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50724473) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 65149 + ... + 65922.

Almost surely, 2^50724477 is an apocalyptic number.

It is an amenable number.

50724477 is a deficient number, since it is larger than the sum of its proper divisors (24248707).

50724477 is a wasteful number, since it uses less digits than its factorization.

50724477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131120 (or 131117 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 36.

The square root of 50724477 is about 7122.1118356847. Note that the first 3 decimals coincide. The cubic root of 50724477 is about 370.1739552123.

The spelling of 50724477 in words is "fifty million, seven hundred twenty-four thousand, four hundred seventy-seven".