4129631 has 8 divisors (see below), whose sum is σ = 4742400. Its totient is φ = 3556440.

The previous prime is 4129613. The next prime is 4129633. The reversal of 4129631 is 1369214.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4129631 is a prime.

It is a super-2 number, since 2×4129631² = 34107704392322, 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 4129631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4129633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9671 + ... + 10088.

It is an arithmetic number, because the mean of its divisors is an integer number (592800).

Almost surely, 2^4129631 is an apocalyptic number.

4129631 is a deficient number, since it is larger than the sum of its proper divisors (612769).

4129631 is a wasteful number, since it uses less digits than its factorization.

4129631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19789.

The product of its digits is 1296, while the sum is 26.

The square root of 4129631 is about 2032.1493547473. The cubic root of 4129631 is about 160.4367105855.

The spelling of 4129631 in words is "four million, one hundred twenty-nine thousand, six hundred thirty-one".