4648986 has 12 divisors (see below), whose sum is σ = 10072842. Its totient is φ = 1549656.

The previous prime is 4648979. The next prime is 4648991. The reversal of 4648986 is 6898464.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4601025 + 47961 = 2145^2 + 219^2 .

It is a super-2 number, since 2×4648986² = 43226141656392, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129121 + ... + 129156.

Almost surely, 2^4648986 is an apocalyptic number.

4648986 is an abundant number, since it is smaller than the sum of its proper divisors (5423856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4648986 is a wasteful number, since it uses less digits than its factorization.

4648986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258285 (or 258282 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 4648986 is about 2156.1507368456. The cubic root of 4648986 is about 166.8986201469.

The spelling of 4648986 in words is "four million, six hundred forty-eight thousand, nine hundred eighty-six".