2457487 has 2 divisors, whose sum is σ = 2457488. Its totient is φ = 2457486.

The previous prime is 2457473. The next prime is 2457509. The reversal of 2457487 is 7847542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2457487 - 2¹⁹ = 1933199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2457467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228743 + 1228744.

It is an arithmetic number, because the mean of its divisors is an integer number (1228744).

2^2457487 is an apocalyptic number.

2457487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2457487 is an equidigital number, since it uses as much as digits as its factorization.

2457487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62720, while the sum is 37.

The square root of 2457487 is about 1567.6373942975. The cubic root of 2457487 is about 134.9471581030.

The spelling of 2457487 in words is "two million, four hundred fifty-seven thousand, four hundred eighty-seven".