4061630 has 16 divisors (see below), whose sum is σ = 7696080. Its totient is φ = 1539072.

The previous prime is 4061621. The next prime is 4061633. The reversal of 4061630 is 361604.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4061633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10499 + ... + 10878.

It is an arithmetic number, because the mean of its divisors is an integer number (481005).

Almost surely, 2^4061630 is an apocalyptic number.

4061630 is a deficient number, since it is larger than the sum of its proper divisors (3634450).

4061630 is a wasteful number, since it uses less digits than its factorization.

4061630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21403.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 4061630 is about 2015.3486050805. The cubic root of 4061630 is about 159.5512163429.

The spelling of 4061630 in words is "four million, sixty-one thousand, six hundred thirty".