50861667 has 8 divisors (see below), whose sum is σ = 68333760. Its totient is φ = 33648680.

The previous prime is 50861663. The next prime is 50861711. The reversal of 50861667 is 76616805.

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

It is a cyclic number.

It is not a de Polignac number, because 50861667 - 2² = 50861663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50861663) 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, 64317 + ... + 65102.

It is an arithmetic number, because the mean of its divisors is an integer number (8541720).

Almost surely, 2^50861667 is an apocalyptic number.

50861667 is a deficient number, since it is larger than the sum of its proper divisors (17472093).

50861667 is a wasteful number, since it uses less digits than its factorization.

50861667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129553.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 50861667 is about 7131.7366047829. The cubic root of 50861667 is about 370.5073803670.

The spelling of 50861667 in words is "fifty million, eight hundred sixty-one thousand, six hundred sixty-seven".