2820264528 has 20 divisors (see below), whose sum is σ = 7285683488. Its totient is φ = 940088160.

The previous prime is 2820264523. The next prime is 2820264541. The reversal of 2820264528 is 8254620282.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2820264523) 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, 29377708 + ... + 29377803.

Almost surely, 2^2820264528 is an apocalyptic number.

It is an amenable number.

2820264528 is an abundant number, since it is smaller than the sum of its proper divisors (4465418960).

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

2820264528 is a wasteful number, since it uses less digits than its factorization.

2820264528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58755522 (or 58755516 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 2820264528 is about 53106.1628062130. The cubic root of 2820264528 is about 1412.8518187826.

The spelling of 2820264528 in words is "two billion, eight hundred twenty million, two hundred sixty-four thousand, five hundred twenty-eight".