1025423622 has 24 divisors (see below), whose sum is σ = 2223694200. Its totient is φ = 341508960.

The previous prime is 1025423617. The next prime is 1025423647. The reversal of 1025423622 is 2263245201.

It is a happy number.

1025423622 is a `hidden beast` number, since 10 + 2 + 5 + 4 + 23 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3247 + ... + 45402.

It is an arithmetic number, because the mean of its divisors is an integer number (92653925).

Almost surely, 2^1025423622 is an apocalyptic number.

1025423622 is an abundant number, since it is smaller than the sum of its proper divisors (1198270578).

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

1025423622 is a wasteful number, since it uses less digits than its factorization.

1025423622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49828 (or 49825 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1025423622 is about 32022.2363678741. The cubic root of 1025423622 is about 1008.4037203208.

Adding to 1025423622 its reverse (2263245201), we get a palindrome (3288668823).

The spelling of 1025423622 in words is "one billion, twenty-five million, four hundred twenty-three thousand, six hundred twenty-two".