1022255672 has 16 divisors (see below), whose sum is σ = 1918989240. Its totient is φ = 510525216.

The previous prime is 1022255671. The next prime is 1022255681. The reversal of 1022255672 is 2765522201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022255671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68078 + ... + 81725.

Almost surely, 2^1022255672 is an apocalyptic number.

It is an amenable number.

1022255672 is a deficient number, since it is larger than the sum of its proper divisors (896733568).

1022255672 is a wasteful number, since it uses less digits than its factorization.

1022255672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150662 (or 150658 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 1022255672 is about 31972.7332581999. The cubic root of 1022255672 is about 1007.3641928733.

Adding to 1022255672 its reverse (2765522201), we get a palindrome (3787777873).

The spelling of 1022255672 in words is "one billion, twenty-two million, two hundred fifty-five thousand, six hundred seventy-two".