50946986 has 16 divisors (see below), whose sum is σ = 77205960. Its totient is φ = 25213440.

The previous prime is 50946983. The next prime is 50946989. The reversal of 50946986 is 68964905.

It is an interprime number because it is at equal distance from previous prime (50946983) and next prime (50946989).

It can be written as a sum of positive squares in 4 ways, for example, as 30525625 + 20421361 = 5525^2 + 4519^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 50946986.

It is not an unprimeable number, because it can be changed into a prime (50946983) 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, 151010 + ... + 151346.

Almost surely, 2^50946986 is an apocalyptic number.

50946986 is a deficient number, since it is larger than the sum of its proper divisors (26258974).

50946986 is a wasteful number, since it uses less digits than its factorization.

50946986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 50946986 is about 7137.7157410477. The cubic root of 50946986 is about 370.7144364979.

The spelling of 50946986 in words is "fifty million, nine hundred forty-six thousand, nine hundred eighty-six".