1002858142 has 32 divisors (see below), whose sum is σ = 1783845504. Its totient is φ = 416834400.

The previous prime is 1002858089. The next prime is 1002858151. The reversal of 1002858142 is 2418582001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14217 + ... + 46987.

It is an arithmetic number, because the mean of its divisors is an integer number (55745172).

Almost surely, 2^1002858142 is an apocalyptic number.

1002858142 is a deficient number, since it is larger than the sum of its proper divisors (780987362).

1002858142 is a wasteful number, since it uses less digits than its factorization.

1002858142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32904.

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 1002858142 is about 31667.9355500165. The cubic root of 1002858142 is about 1000.9518077745.

The spelling of 1002858142 in words is "one billion, two million, eight hundred fifty-eight thousand, one hundred forty-two".