3629858 has 4 divisors (see below), whose sum is σ = 5444790. Its totient is φ = 1814928.

The previous prime is 3629831. The next prime is 3629863. The reversal of 3629858 is 8589263.

3629858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8589263 = 31 ⋅277073.

It can be written as a sum of positive squares in only one way, i.e., 3433609 + 196249 = 1853^2 + 443^2 .

It is a Curzon number.

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 as a sum of consecutive naturals, namely, 907463 + ... + 907466.

Almost surely, 2^3629858 is an apocalyptic number.

3629858 is a deficient number, since it is larger than the sum of its proper divisors (1814932).

3629858 is a wasteful number, since it uses less digits than its factorization.

3629858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814931.

The product of its digits is 103680, while the sum is 41.

The square root of 3629858 is about 1905.2186226258. The cubic root of 3629858 is about 153.6844327913.

The spelling of 3629858 in words is "three million, six hundred twenty-nine thousand, eight hundred fifty-eight".