2528814142 has 4 divisors (see below), whose sum is σ = 3793221216. Its totient is φ = 1264407070.

The previous prime is 2528814121. The next prime is 2528814149. The reversal of 2528814142 is 2414188252.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528814149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632203534 + ... + 632203537.

It is an arithmetic number, because the mean of its divisors is an integer number (948305304).

Almost surely, 2^2528814142 is an apocalyptic number.

2528814142 is a deficient number, since it is larger than the sum of its proper divisors (1264407074).

2528814142 is a wasteful number, since it uses less digits than its factorization.

2528814142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264407073.

The product of its digits is 40960, while the sum is 37.

The square root of 2528814142 is about 50287.3159156462. The cubic root of 2528814142 is about 1362.4031440506.

The spelling of 2528814142 in words is "two billion, five hundred twenty-eight million, eight hundred fourteen thousand, one hundred forty-two".