1002766925 has 6 divisors (see below), whose sum is σ = 1243431018. Its totient is φ = 802213520.

The previous prime is 1002766883. The next prime is 1002766931. The reversal of 1002766925 is 5296672001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 176836804 + 825930121 = 13298^2 + 28739^2 .

It is not a de Polignac number, because 1002766925 - 2¹⁰ = 1002765901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20055314 + ... + 20055363.

It is an arithmetic number, because the mean of its divisors is an integer number (207238503).

Almost surely, 2^1002766925 is an apocalyptic number.

It is an amenable number.

1002766925 is a deficient number, since it is larger than the sum of its proper divisors (240664093).

1002766925 is an equidigital number, since it uses as much as digits as its factorization.

1002766925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40110687 (or 40110682 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 1002766925 is about 31666.4953065539. The cubic root of 1002766925 is about 1000.9214589859.

The spelling of 1002766925 in words is "one billion, two million, seven hundred sixty-six thousand, nine hundred twenty-five".