3140625528 has 128 divisors (see below), whose sum is σ = 9417600000. Its totient is φ = 966784896.

The previous prime is 3140625479. The next prime is 3140625533. The reversal of 3140625528 is 8255260413.

3140625528 is a `hidden beast` number, since 3 + 1 + 4 + 0 + 625 + 5 + 28 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3140625492 and 3140625501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133173 + ... + 154971.

It is an arithmetic number, because the mean of its divisors is an integer number (73575000).

Almost surely, 2^3140625528 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3140625528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4708800000).

3140625528 is an abundant number, since it is smaller than the sum of its proper divisors (6276974472).

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

3140625528 is a wasteful number, since it uses less digits than its factorization.

3140625528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21866 (or 21856 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 3140625528 is about 56041.2841394628. The cubic root of 3140625528 is about 1464.4415827297.

The spelling of 3140625528 in words is "three billion, one hundred forty million, six hundred twenty-five thousand, five hundred twenty-eight".