8501762025 has 63 divisors (see below), whose sum is σ = 15829222759. Its totient is φ = 4527634320.

The previous prime is 8501762023. The next prime is 8501762029. The reversal of 8501762025 is 5202671058.

It is a happy number.

The square root of 8501762025 is 92205.

It is a perfect power (a square), and thus also a powerful number.

8501762025 is a `hidden beast` number, since 8 + 5 + 0 + 1 + 7 + 620 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3060634329 + 5441127696 = 55323^2 + 73764^2 .

It is not a de Polignac number, because 8501762025 - 2¹ = 8501762023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8501762023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 12447334 + ... + 12448016.

Almost surely, 2^8501762025 is an apocalyptic number.

8501762025 is the 92205-th square number.

8501762025 is the 46103-rd centered octagonal number.

It is an amenable number.

8501762025 is a deficient number, since it is larger than the sum of its proper divisors (7327460734).

8501762025 is an frugal number, since it uses more digits than its factorization.

8501762025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394 (or 691 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The cubic root of 8501762025 is about 2040.9685603985.

Multiplying 8501762025 by its sum of digits (36), we get a square (306063432900 = 553230²).

The spelling of 8501762025 in words is "eight billion, five hundred one million, seven hundred sixty-two thousand, twenty-five".