2562487 has 4 divisors (see below), whose sum is σ = 2617056. Its totient is φ = 2507920.

The previous prime is 2562467. The next prime is 2562503. The reversal of 2562487 is 7842652.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-2562487 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 (2562467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27214 + ... + 27307.

It is an arithmetic number, because the mean of its divisors is an integer number (654264).

2^2562487 is an apocalyptic number.

2562487 is a deficient number, since it is larger than the sum of its proper divisors (54569).

2562487 is an equidigital number, since it uses as much as digits as its factorization.

2562487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54568.

The product of its digits is 26880, while the sum is 34.

The square root of 2562487 is about 1600.7769988353. The cubic root of 2562487 is about 136.8423604610.

The spelling of 2562487 in words is "two million, five hundred sixty-two thousand, four hundred eighty-seven".