2423686 has 4 divisors (see below), whose sum is σ = 3635532. Its totient is φ = 1211842.

The previous prime is 2423669. The next prime is 2423689. The reversal of 2423686 is 6863242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6863242 = 2 ⋅3431621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2423689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605920 + ... + 605923.

It is an arithmetic number, because the mean of its divisors is an integer number (908883).

2^2423686 is an apocalyptic number.

2423686 is a deficient number, since it is larger than the sum of its proper divisors (1211846).

2423686 is a wasteful number, since it uses less digits than its factorization.

2423686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211845.

The product of its digits is 13824, while the sum is 31.

The square root of 2423686 is about 1556.8191930985. The cubic root of 2423686 is about 134.3255986423.

The spelling of 2423686 in words is "two million, four hundred twenty-three thousand, six hundred eighty-six".