50756690 has 8 divisors (see below), whose sum is σ = 91362060. Its totient is φ = 20302672.

The previous prime is 50756689. The next prime is 50756707. The reversal of 50756690 is 9665705.

It can be written as a sum of positive squares in 2 ways, for example, as 48011041 + 2745649 = 6929^2 + 1657^2 .

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

It is a super-2 number, since 2×50756690² = 5152483159512200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2537825 + ... + 2537844.

Almost surely, 2^50756690 is an apocalyptic number.

50756690 is a deficient number, since it is larger than the sum of its proper divisors (40605370).

50756690 is a wasteful number, since it uses less digits than its factorization.

50756690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5075676.

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 50756690 is about 7124.3729548642. The cubic root of 50756690 is about 370.2522993108.

The spelling of 50756690 in words is "fifty million, seven hundred fifty-six thousand, six hundred ninety".