1028651094 has 24 divisors (see below), whose sum is σ = 2249195520. Its totient is φ = 339737328.

The previous prime is 1028651087. The next prime is 1028651111. The reversal of 1028651094 is 4901568201.

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 11 ways as a sum of consecutive naturals, for example, 260182 + ... + 264105.

It is an arithmetic number, because the mean of its divisors is an integer number (93716480).

Almost surely, 2^1028651094 is an apocalyptic number.

1028651094 is an abundant number, since it is smaller than the sum of its proper divisors (1220544426).

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

1028651094 is a wasteful number, since it uses less digits than its factorization.

1028651094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524404 (or 524401 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1028651094 is about 32072.5910085231. The cubic root of 1028651094 is about 1009.4605798469.

The spelling of 1028651094 in words is "one billion, twenty-eight million, six hundred fifty-one thousand, ninety-four".