528741138 has 8 divisors (see below), whose sum is σ = 1057482288. Its totient is φ = 176247044.

The previous prime is 528741071. The next prime is 528741151. The reversal of 528741138 is 831147825.

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

528741138 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 528741096 and 528741105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44061756 + ... + 44061767.

It is an arithmetic number, because the mean of its divisors is an integer number (132185286).

Almost surely, 2^528741138 is an apocalyptic number.

528741138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

528741138 is a wasteful number, since it uses less digits than its factorization.

528741138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88123528.

The product of its digits is 53760, while the sum is 39.

The square root of 528741138 is about 22994.3718766136. The cubic root of 528741138 is about 808.6259986008.

The spelling of 528741138 in words is "five hundred twenty-eight million, seven hundred forty-one thousand, one hundred thirty-eight".