1025222496 has 48 divisors (see below), whose sum is σ = 2697395904. Its totient is φ = 340955264.

The previous prime is 1025222491. The next prime is 1025222521. The reversal of 1025222496 is 6942225201.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025222491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30475 + ... + 54581.

It is an arithmetic number, because the mean of its divisors is an integer number (56195748).

Almost surely, 2^1025222496 is an apocalyptic number.

1025222496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1025222496 is an abundant number, since it is smaller than the sum of its proper divisors (1672173408).

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

1025222496 is a wasteful number, since it uses less digits than its factorization.

1025222496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24563 (or 24555 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1025222496 is about 32019.0958023489. The cubic root of 1025222496 is about 1008.3377867678.

Adding to 1025222496 its reverse (6942225201), we get a palindrome (7967447697).

The spelling of 1025222496 in words is "one billion, twenty-five million, two hundred twenty-two thousand, four hundred ninety-six".