1025512266 has 8 divisors (see below), whose sum is σ = 2051024544. Its totient is φ = 341837420.

The previous prime is 1025512207. The next prime is 1025512273. The reversal of 1025512266 is 6622155201.

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

1025512266 is an admirable number.

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, 85459350 + ... + 85459361.

It is an arithmetic number, because the mean of its divisors is an integer number (256378068).

Almost surely, 2^1025512266 is an apocalyptic number.

1025512266 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.

1025512266 is a wasteful number, since it uses less digits than its factorization.

1025512266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170918716.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1025512266 is about 32023.6204386700. The cubic root of 1025512266 is about 1008.4327770481.

Adding to 1025512266 its reverse (6622155201), we get a palindrome (7647667467).

The spelling of 1025512266 in words is "one billion, twenty-five million, five hundred twelve thousand, two hundred sixty-six".