1025526222 has 48 divisors (see below), whose sum is σ = 2545856352. Its totient is φ = 292262400.

The previous prime is 1025526209. The next prime is 1025526223. The reversal of 1025526222 is 2226255201.

1025526222 is a `hidden beast` number, since 10 + 25 + 5 + 2 + 622 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025526223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40378 + ... + 60674.

It is an arithmetic number, because the mean of its divisors is an integer number (53038674).

Almost surely, 2^1025526222 is an apocalyptic number.

1025526222 is an abundant number, since it is smaller than the sum of its proper divisors (1520330130).

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

1025526222 is a wasteful number, since it uses less digits than its factorization.

1025526222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20713 (or 20710 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1025526222 is about 32023.8383395870. The cubic root of 1025526222 is about 1008.4373515502.

The spelling of 1025526222 in words is "one billion, twenty-five million, five hundred twenty-six thousand, two hundred twenty-two".