2319427 has 4 divisors (see below), whose sum is σ = 2530296. Its totient is φ = 2108560.

The previous prime is 2319413. The next prime is 2319431. The reversal of 2319427 is 7249132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2319427 - 2⁷ = 2319299 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2319395 and 2319404.

It is not an unprimeable number, because it can be changed into a prime (2319407) 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, 105418 + ... + 105439.

It is an arithmetic number, because the mean of its divisors is an integer number (632574).

2^2319427 is an apocalyptic number.

2319427 is a deficient number, since it is larger than the sum of its proper divisors (210869).

2319427 is a wasteful number, since it uses less digits than its factorization.

2319427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210868.

The product of its digits is 3024, while the sum is 28.

The square root of 2319427 is about 1522.9665130921. The cubic root of 2319427 is about 132.3712193628.

The spelling of 2319427 in words is "two million, three hundred nineteen thousand, four hundred twenty-seven".