50507690 has 16 divisors (see below), whose sum is σ = 91000800. Its totient is φ = 20183760.

The previous prime is 50507689. The next prime is 50507707. The reversal of 50507690 is 9670505.

50507690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×50507690² = 5102053498272200, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13661 + ... + 16959.

It is an arithmetic number, because the mean of its divisors is an integer number (5687550).

Almost surely, 2^50507690 is an apocalyptic number.

50507690 is a deficient number, since it is larger than the sum of its proper divisors (40493110).

50507690 is a wasteful number, since it uses less digits than its factorization.

50507690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 50507690 is about 7106.8762476914. The cubic root of 50507690 is about 369.6458505629.

The spelling of 50507690 in words is "fifty million, five hundred seven thousand, six hundred ninety".