50532778 has 8 divisors (see below), whose sum is σ = 75901572. Its totient is φ = 25232256.

The previous prime is 50532773. The next prime is 50532791. The reversal of 50532778 is 87723505.

It can be written as a sum of positive squares in 2 ways, for example, as 48902049 + 1630729 = 6993^2 + 1277^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (50532773) 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, 15175 + ... + 18202.

Almost surely, 2^50532778 is an apocalyptic number.

50532778 is a deficient number, since it is larger than the sum of its proper divisors (25368794).

50532778 is a wasteful number, since it uses less digits than its factorization.

50532778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34136.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 50532778 is about 7108.6410797001. The cubic root of 50532778 is about 369.7070434893.

The spelling of 50532778 in words is "fifty million, five hundred thirty-two thousand, seven hundred seventy-eight".