4626890 has 24 divisors (see below), whose sum is σ = 8852652. Its totient is φ = 1740800.

The previous prime is 4626889. The next prime is 4626913. The reversal of 4626890 is 986264.

It can be written as a sum of positive squares in 6 ways, for example, as 4456321 + 170569 = 2111^2 + 413^2 .

It is a super-2 number, since 2×4626890² = 42816222144200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4626890.

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 11 ways as a sum of consecutive naturals, for example, 2090 + ... + 3690.

Almost surely, 2^4626890 is an apocalyptic number.

4626890 is a deficient number, since it is larger than the sum of its proper divisors (4225762).

4626890 is a wasteful number, since it uses less digits than its factorization.

4626890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642 (or 1625 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 4626890 is about 2151.0206879526. The cubic root of 4626890 is about 166.6337846242.

The spelling of 4626890 in words is "four million, six hundred twenty-six thousand, eight hundred ninety".