1358256028 has 12 divisors (see below), whose sum is σ = 2389265200. Its totient is φ = 675608832.

The previous prime is 1358256019. The next prime is 1358256047. The reversal of 1358256028 is 8206528531.

It is a congruent number.

It is an unprimeable number.

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, 878928 + ... + 880471.

Almost surely, 2^1358256028 is an apocalyptic number.

It is an amenable number.

1358256028 is a deficient number, since it is larger than the sum of its proper divisors (1031009172).

1358256028 is a wasteful number, since it uses less digits than its factorization.

1358256028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759596 (or 1759594 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 1358256028 is about 36854.5252038335. The cubic root of 1358256028 is about 1107.4578699109.

The spelling of 1358256028 in words is "one billion, three hundred fifty-eight million, two hundred fifty-six thousand, twenty-eight".