3631023 has 12 divisors (see below), whose sum is σ = 5721768. Its totient is φ = 2200560.

The previous prime is 3631009. The next prime is 3631027. The reversal of 3631023 is 3201363.

It is a happy number.

It is not a de Polignac number, because 3631023 - 2⁴ = 3631007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3630987 and 3631005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3631027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18240 + ... + 18437.

It is an arithmetic number, because the mean of its divisors is an integer number (476814).

Almost surely, 2^3631023 is an apocalyptic number.

3631023 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3631023 is a deficient number, since it is larger than the sum of its proper divisors (2090745).

3631023 is a wasteful number, since it uses less digits than its factorization.

3631023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36694 (or 36691 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 3631023 is about 1905.5243372888. The cubic root of 3631023 is about 153.7008726642.

Adding to 3631023 its reverse (3201363), we get a palindrome (6832386).

The spelling of 3631023 in words is "three million, six hundred thirty-one thousand, twenty-three".