3628493 has 4 divisors (see below), whose sum is σ = 3958368. Its totient is φ = 3298620.

The previous prime is 3628483. The next prime is 3628561. The reversal of 3628493 is 3948263.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3628493 - 2¹⁰ = 3627469 is a prime.

It is a super-2 number, since 2×3628493² = 26331922902098, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹⁰ + 6⁸ + 2¹⁵ + 8³ + 4⁹ + 9² + 3¹³ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164921 + ... + 164942.

It is an arithmetic number, because the mean of its divisors is an integer number (989592).

Almost surely, 2^3628493 is an apocalyptic number.

It is an amenable number.

3628493 is a deficient number, since it is larger than the sum of its proper divisors (329875).

3628493 is a wasteful number, since it uses less digits than its factorization.

3628493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329874.

The product of its digits is 31104, while the sum is 35.

The square root of 3628493 is about 1904.8603623363. The cubic root of 3628493 is about 153.6651661467.

The spelling of 3628493 in words is "three million, six hundred twenty-eight thousand, four hundred ninety-three".