1025422634 has 8 divisors (see below), whose sum is σ = 1573904640. Its totient is φ = 500787756.

The previous prime is 1025422613. The next prime is 1025422637. The reversal of 1025422634 is 4362245201.

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

It is a junction number, because it is equal to n+sod(n) for n = 1025422597 and 1025422606.

It is not an unprimeable number, because it can be changed into a prime (1025422637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5961674 + ... + 5961845.

It is an arithmetic number, because the mean of its divisors is an integer number (196738080).

Almost surely, 2^1025422634 is an apocalyptic number.

1025422634 is a deficient number, since it is larger than the sum of its proper divisors (548482006).

1025422634 is a wasteful number, since it uses less digits than its factorization.

1025422634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11923564.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1025422634 is about 32022.2209410903. The cubic root of 1025422634 is about 1008.4033964536.

Adding to 1025422634 its reverse (4362245201), we get a palindrome (5387667835).

The spelling of 1025422634 in words is "one billion, twenty-five million, four hundred twenty-two thousand, six hundred thirty-four".