2528351838 has 24 divisors (see below), whose sum is σ = 5611709376. Its totient is φ = 822228000.

The previous prime is 2528351807. The next prime is 2528351849. The reversal of 2528351838 is 8381538252.

2528351838 is a `hidden beast` number, since 2 + 52 + 83 + 518 + 3 + 8 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2528351793 and 2528351802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1712238 + ... + 1713713.

It is an arithmetic number, because the mean of its divisors is an integer number (233821224).

Almost surely, 2^2528351838 is an apocalyptic number.

2528351838 is an abundant number, since it is smaller than the sum of its proper divisors (3083357538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2528351838 is a wasteful number, since it uses less digits than its factorization.

2528351838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426000 (or 3425997 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 2528351838 is about 50282.7190792224. The cubic root of 2528351838 is about 1362.3201166218.

The spelling of 2528351838 in words is "two billion, five hundred twenty-eight million, three hundred fifty-one thousand, eight hundred thirty-eight".