4629986 has 8 divisors (see below), whose sum is σ = 6969564. Its totient is φ = 2306800.

The previous prime is 4629983. The next prime is 4629991. The reversal of 4629986 is 6899264.

It can be written as a sum of positive squares in 2 ways, for example, as 4020025 + 609961 = 2005^2 + 781^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4629983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3365 + ... + 4536.

Almost surely, 2^4629986 is an apocalyptic number.

4629986 is a deficient number, since it is larger than the sum of its proper divisors (2339578).

4629986 is a wasteful number, since it uses less digits than its factorization.

4629986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8196.

The product of its digits is 186624, while the sum is 44.

The square root of 4629986 is about 2151.7402259567. The cubic root of 4629986 is about 166.6709430014.

The spelling of 4629986 in words is "four million, six hundred twenty-nine thousand, nine hundred eighty-six".