2545463 has 4 divisors (see below), whose sum is σ = 2549088. Its totient is φ = 2541840.

The previous prime is 2545453. The next prime is 2545481. The reversal of 2545463 is 3645452.

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 2545463 - 2⁴ = 2545447 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 (2545453) 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, 383 + ... + 2288.

It is an arithmetic number, because the mean of its divisors is an integer number (637272).

2^2545463 is an apocalyptic number.

2545463 is a deficient number, since it is larger than the sum of its proper divisors (3625).

2545463 is an equidigital number, since it uses as much as digits as its factorization.

2545463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3624.

The product of its digits is 14400, while the sum is 29.

The square root of 2545463 is about 1595.4507200161. The cubic root of 2545463 is about 136.5386473866.

The spelling of 2545463 in words is "two million, five hundred forty-five thousand, four hundred sixty-three".