50782530 has 32 divisors (see below), whose sum is σ = 122264064. Its totient is φ = 13499136.

The previous prime is 50782499. The next prime is 50782531. The reversal of 50782530 is 3528705.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (50782531) 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, 7599 + ... + 12621.

It is an arithmetic number, because the mean of its divisors is an integer number (3820752).

Almost surely, 2^50782530 is an apocalyptic number.

50782530 is an abundant number, since it is smaller than the sum of its proper divisors (71481534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50782530 is a wasteful number, since it uses less digits than its factorization.

50782530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 50782530 is about 7126.1862170449. The cubic root of 50782530 is about 370.3151199053.

The spelling of 50782530 in words is "fifty million, seven hundred eighty-two thousand, five hundred thirty".