1888490002 has 8 divisors (see below), whose sum is σ = 3237411456. Its totient is φ = 809352852.

The previous prime is 1888489997. The next prime is 1888490017. The reversal of 1888490002 is 2000948881.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67446058 + ... + 67446085.

It is an arithmetic number, because the mean of its divisors is an integer number (404676432).

Almost surely, 2^1888490002 is an apocalyptic number.

1888490002 is a deficient number, since it is larger than the sum of its proper divisors (1348921454).

1888490002 is a wasteful number, since it uses less digits than its factorization.

1888490002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134892152.

The product of its (nonzero) digits is 36864, while the sum is 40.

The square root of 1888490002 is about 43456.7601415476. The cubic root of 1888490002 is about 1236.0562359425.

The spelling of 1888490002 in words is "one billion, eight hundred eighty-eight million, four hundred ninety thousand, two".