50666667 has 8 divisors (see below), whose sum is σ = 67588560. Its totient is φ = 33761280.

The previous prime is 50666657. The next prime is 50666669. The reversal of 50666667 is 76666605.

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

It is not a de Polignac number, because 50666667 - 2¹² = 50662571 is a prime.

It is a super-2 number, since 2×50666667² = 5134222289777778, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50666669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9067 + ... + 13547.

It is an arithmetic number, because the mean of its divisors is an integer number (8448570).

Almost surely, 2^50666667 is an apocalyptic number.

50666667 is a deficient number, since it is larger than the sum of its proper divisors (16921893).

50666667 is a wasteful number, since it uses less digits than its factorization.

50666667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8253.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 50666667 is about 7118.0521914355. The cubic root of 50666667 is about 370.0332743389.

The spelling of 50666667 in words is "fifty million, six hundred sixty-six thousand, six hundred sixty-seven".