4091630 has 8 divisors (see below), whose sum is σ = 7364952. Its totient is φ = 1636648.

The previous prime is 4091627. The next prime is 4091657. The reversal of 4091630 is 361904.

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

It is a junction number, because it is equal to n+sod(n) for n = 4091596 and 4091605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204572 + ... + 204591.

It is an arithmetic number, because the mean of its divisors is an integer number (920619).

Almost surely, 2^4091630 is an apocalyptic number.

4091630 is a deficient number, since it is larger than the sum of its proper divisors (3273322).

4091630 is a wasteful number, since it uses less digits than its factorization.

4091630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409170.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 4091630 is about 2022.7777930361. Note that the first 4 decimals coincide. The cubic root of 4091630 is about 159.9430787105.

The spelling of 4091630 in words is "four million, ninety-one thousand, six hundred thirty".