1002256070 has 16 divisors (see below), whose sum is σ = 1848063168. Its totient is φ = 391124160.

The previous prime is 1002256067. The next prime is 1002256091. The reversal of 1002256070 is 706522001.

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 7 ways as a sum of consecutive naturals, for example, 1221854 + ... + 1222673.

It is an arithmetic number, because the mean of its divisors is an integer number (115503948).

Almost surely, 2^1002256070 is an apocalyptic number.

1002256070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002256070 is a deficient number, since it is larger than the sum of its proper divisors (845807098).

1002256070 is a wasteful number, since it uses less digits than its factorization.

1002256070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444575.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 1002256070 is about 31658.4281037451. The cubic root of 1002256070 is about 1000.7514585020.

Adding to 1002256070 its reverse (706522001), we get a palindrome (1708778071).

The spelling of 1002256070 in words is "one billion, two million, two hundred fifty-six thousand, seventy".