3625723 has 4 divisors (see below), whose sum is σ = 3654400. Its totient is φ = 3597048.

The previous prime is 3625711. The next prime is 3625733. The reversal of 3625723 is 3275263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3275263 = 83 ⋅39461.

It is a cyclic number.

It is not a de Polignac number, because 3625723 - 2⁹ = 3625211 is a prime.

It is a Duffinian number.

3625723 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3625691 and 3625700.

It is not an unprimeable number, because it can be changed into a prime (3625733) 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, 14148 + ... + 14401.

It is an arithmetic number, because the mean of its divisors is an integer number (913600).

Almost surely, 2^3625723 is an apocalyptic number.

3625723 is a deficient number, since it is larger than the sum of its proper divisors (28677).

3625723 is a wasteful number, since it uses less digits than its factorization.

3625723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28676.

The product of its digits is 7560, while the sum is 28.

The square root of 3625723 is about 1904.1331361016. The cubic root of 3625723 is about 153.6260534103.

Subtracting from 3625723 its product of digits (7560), we obtain a palindrome (3618163).

The spelling of 3625723 in words is "three million, six hundred twenty-five thousand, seven hundred twenty-three".