2542007458 has 8 divisors (see below), whose sum is σ = 3813344028. Its totient is φ = 1270892784.

The previous prime is 2542007437. The next prime is 2542007459. The reversal of 2542007458 is 8547002452.

It is a happy number.

2542007458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2540462409 + 1545049 = 50403^2 + 1243^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2542007459) 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, 23041 + ... + 74932.

Almost surely, 2^2542007458 is an apocalyptic number.

2542007458 is a deficient number, since it is larger than the sum of its proper divisors (1271336570).

2542007458 is a wasteful number, since it uses less digits than its factorization.

2542007458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110948.

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 2542007458 is about 50418.3246250805. The cubic root of 2542007458 is about 1364.7683431066.

The spelling of 2542007458 in words is "two billion, five hundred forty-two million, seven thousand, four hundred fifty-eight".