2547023 has 4 divisors (see below), whose sum is σ = 2557920. Its totient is φ = 2536128.

The previous prime is 2546987. The next prime is 2547029. The reversal of 2547023 is 3207452.

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 2547023 - 2⁶ = 2546959 is a prime.

It is a super-3 number, since 3×2547023³ = 49570106833389303501, which contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2547023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547029) 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, 5090 + ... + 5567.

It is an arithmetic number, because the mean of its divisors is an integer number (639480).

2^2547023 is an apocalyptic number.

2547023 is a deficient number, since it is larger than the sum of its proper divisors (10897).

2547023 is a wasteful number, since it uses less digits than its factorization.

2547023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10896.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 2547023 is about 1595.9395351955. The cubic root of 2547023 is about 136.5665344929.

The spelling of 2547023 in words is "two million, five hundred forty-seven thousand, twenty-three".