1028869622 has 8 divisors (see below), whose sum is σ = 1683604872. Its totient is φ = 467668000.

The previous prime is 1028869573. The next prime is 1028869651. The reversal of 1028869622 is 2269688201.

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

It is a congruent number.

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, 23383379 + ... + 23383422.

It is an arithmetic number, because the mean of its divisors is an integer number (210450609).

Almost surely, 2^1028869622 is an apocalyptic number.

1028869622 is a deficient number, since it is larger than the sum of its proper divisors (654735250).

1028869622 is a wasteful number, since it uses less digits than its factorization.

1028869622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46766814.

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 1028869622 is about 32075.9975994512. The cubic root of 1028869622 is about 1009.5320584994.

The spelling of 1028869622 in words is "one billion, twenty-eight million, eight hundred sixty-nine thousand, six hundred twenty-two".