2724487 has 4 divisors (see below), whose sum is σ = 2729160. Its totient is φ = 2719816.

The previous prime is 2724481. The next prime is 2724499. The reversal of 2724487 is 7844272.

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 2724487 - 2³ = 2724479 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 (2724481) 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, 1312 + ... + 2677.

It is an arithmetic number, because the mean of its divisors is an integer number (682290).

2^2724487 is an apocalyptic number.

2724487 is a deficient number, since it is larger than the sum of its proper divisors (4673).

2724487 is an equidigital number, since it uses as much as digits as its factorization.

2724487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672.

The product of its digits is 25088, while the sum is 34.

The square root of 2724487 is about 1650.6020113886. The cubic root of 2724487 is about 139.6673565153.

The spelling of 2724487 in words is "two million, seven hundred twenty-four thousand, four hundred eighty-seven".