4949986 has 8 divisors (see below), whose sum is σ = 7441920. Its totient is φ = 2469348.

The previous prime is 4949983. The next prime is 4950067. The reversal of 4949986 is 6899494.

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

It is a super-2 number, since 2×4949986² = 49004722800392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4949983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1626 + ... + 3541.

It is an arithmetic number, because the mean of its divisors is an integer number (930240).

Almost surely, 2^4949986 is an apocalyptic number.

4949986 is a deficient number, since it is larger than the sum of its proper divisors (2491934).

4949986 is a wasteful number, since it uses less digits than its factorization.

4949986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5648.

The product of its digits is 559872, while the sum is 49.

The square root of 4949986 is about 2224.8563998604. The cubic root of 4949986 is about 170.4255314150.

The spelling of 4949986 in words is "four million, nine hundred forty-nine thousand, nine hundred eighty-six".