2545701 has 4 divisors (see below), whose sum is σ = 3394272. Its totient is φ = 1697132.

The previous prime is 2545691. The next prime is 2545703. The reversal of 2545701 is 1075452.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2545701 - 2⁷ = 2545573 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545703) 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, 424281 + ... + 424286.

It is an arithmetic number, because the mean of its divisors is an integer number (848568).

2^2545701 is an apocalyptic number.

It is an amenable number.

2545701 is a deficient number, since it is larger than the sum of its proper divisors (848571).

2545701 is an equidigital number, since it uses as much as digits as its factorization.

2545701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848570.

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

The square root of 2545701 is about 1595.5253053462. The cubic root of 2545701 is about 136.5429026943.

The spelling of 2545701 in words is "two million, five hundred forty-five thousand, seven hundred one".