2423156 has 6 divisors (see below), whose sum is σ = 4240530. Its totient is φ = 1211576.

The previous prime is 2423149. The next prime is 2423191. The reversal of 2423156 is 6513242.

It can be written as a sum of positive squares in only one way, i.e., 2202256 + 220900 = 1484^2 + 470^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302891 + ... + 302898.

It is an arithmetic number, because the mean of its divisors is an integer number (706755).

2^2423156 is an apocalyptic number.

It is an amenable number.

2423156 is a deficient number, since it is larger than the sum of its proper divisors (1817374).

2423156 is a wasteful number, since it uses less digits than its factorization.

2423156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605793 (or 605791 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 2423156 is about 1556.6489649243. The cubic root of 2423156 is about 134.3158067032.

Adding to 2423156 its reverse (6513242), we get a palindrome (8936398).

The spelling of 2423156 in words is "two million, four hundred twenty-three thousand, one hundred fifty-six".