4642690 has 32 divisors (see below), whose sum is σ = 9144576. Its totient is φ = 1686720.

The previous prime is 4642679. The next prime is 4642721. The reversal of 4642690 is 962464.

It is a super-2 number, since 2×4642690² = 43109140872200, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8979 + ... + 9481.

It is an arithmetic number, because the mean of its divisors is an integer number (285768).

Almost surely, 2^4642690 is an apocalyptic number.

4642690 is a deficient number, since it is larger than the sum of its proper divisors (4501886).

4642690 is a wasteful number, since it uses less digits than its factorization.

4642690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4642690 is about 2154.6902329569. The cubic root of 4642690 is about 166.8232439663.

The spelling of 4642690 in words is "four million, six hundred forty-two thousand, six hundred ninety".