2524459491 has 36 divisors (see below), whose sum is σ = 3905439720. Its totient is φ = 1567002240.

The previous prime is 2524459451. The next prime is 2524459513. The reversal of 2524459491 is 1949544252.

2524459491 is a `hidden beast` number, since 2 + 52 + 4 + 4 + 594 + 9 + 1 = 666.

2524459491 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2524459491 - 2¹¹ = 2524457443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2524459451) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 593131 + ... + 597371.

Almost surely, 2^2524459491 is an apocalyptic number.

2524459491 is a deficient number, since it is larger than the sum of its proper divisors (1380980229).

2524459491 is a wasteful number, since it uses less digits than its factorization.

2524459491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384 (or 4322 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 2524459491 is about 50243.9995521853. Note that the first 3 decimals coincide. The cubic root of 2524459491 is about 1361.6206693953.

Adding to 2524459491 its sum of digits (45), we get a square (2524459536 = 50244²).

The spelling of 2524459491 in words is "two billion, five hundred twenty-four million, four hundred fifty-nine thousand, four hundred ninety-one".