2870423 has 8 divisors (see below), whose sum is σ = 3077088. Its totient is φ = 2670624.

The previous prime is 2870411. The next prime is 2870429. The reversal of 2870423 is 3240782.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2870423 - 2⁴ = 2870407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2870392 and 2870401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2870429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836 + ... + 2537.

It is an arithmetic number, because the mean of its divisors is an integer number (384636).

2^2870423 is an apocalyptic number.

2870423 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2870423 is a deficient number, since it is larger than the sum of its proper divisors (206665).

2870423 is a wasteful number, since it uses less digits than its factorization.

2870423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 2870423 is about 1694.2322745126. The cubic root of 2870423 is about 142.1178516439.

The spelling of 2870423 in words is "two million, eight hundred seventy thousand, four hundred twenty-three".