2545071 has 8 divisors (see below), whose sum is σ = 3407664. Its totient is φ = 1689600.

The previous prime is 2545057. The next prime is 2545073. The reversal of 2545071 is 1705452.

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

It is not a de Polignac number, because 2545071 - 2⁷ = 2544943 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880 + ... + 2421.

It is an arithmetic number, because the mean of its divisors is an integer number (425958).

2^2545071 is an apocalyptic number.

2545071 is a deficient number, since it is larger than the sum of its proper divisors (862593).

2545071 is a wasteful number, since it uses less digits than its factorization.

2545071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3561.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 2545071 is about 1595.3278659887. The cubic root of 2545071 is about 136.5316380661.

The spelling of 2545071 in words is "two million, five hundred forty-five thousand, seventy-one".