50503972 has 6 divisors (see below), whose sum is σ = 88381958. Its totient is φ = 25251984.

The previous prime is 50503949. The next prime is 50503979. The reversal of 50503972 is 27930505.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 28451556 + 22052416 = 5334^2 + 4696^2 .

It is not an unprimeable number, because it can be changed into a prime (50503979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6312993 + ... + 6313000.

Almost surely, 2^50503972 is an apocalyptic number.

It is an amenable number.

50503972 is a deficient number, since it is larger than the sum of its proper divisors (37877986).

50503972 is a wasteful number, since it uses less digits than its factorization.

50503972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12625997 (or 12625995 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 50503972 is about 7106.6146652256. The cubic root of 50503972 is about 369.6367801488.

The spelling of 50503972 in words is "fifty million, five hundred three thousand, nine hundred seventy-two".