2570623 has 4 divisors (see below), whose sum is σ = 2804328. Its totient is φ = 2336920.

The previous prime is 2570611. The next prime is 2570627. The reversal of 2570623 is 3260752.

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 2570623 - 2⁵ = 2570591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2570627) 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, 116836 + ... + 116857.

It is an arithmetic number, because the mean of its divisors is an integer number (701082).

2^2570623 is an apocalyptic number.

2570623 is a deficient number, since it is larger than the sum of its proper divisors (233705).

2570623 is a wasteful number, since it uses less digits than its factorization.

2570623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233704.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2570623 is about 1603.3162507752. The cubic root of 2570623 is about 136.9870341327.

The spelling of 2570623 in words is "two million, five hundred seventy thousand, six hundred twenty-three".