1025438522 has 8 divisors (see below), whose sum is σ = 1587775872. Its totient is φ = 496179900.

The previous prime is 1025438503. The next prime is 1025438539. The reversal of 1025438522 is 2258345201.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8269604 + ... + 8269727.

It is an arithmetic number, because the mean of its divisors is an integer number (198471984).

Almost surely, 2^1025438522 is an apocalyptic number.

1025438522 is a deficient number, since it is larger than the sum of its proper divisors (562337350).

1025438522 is a wasteful number, since it uses less digits than its factorization.

1025438522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16539364.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 1025438522 is about 32022.4690178631. The cubic root of 1025438522 is about 1008.4086045275.

The spelling of 1025438522 in words is "one billion, twenty-five million, four hundred thirty-eight thousand, five hundred twenty-two".