6789187402 has 4 divisors (see below), whose sum is σ = 10183781106. Its totient is φ = 3394593700.

The previous prime is 6789187393. The next prime is 6789187411. The reversal of 6789187402 is 2047819876.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6789187393) and next prime (6789187411).

It can be written as a sum of positive squares in only one way, i.e., 3508074441 + 3281112961 = 59229^2 + 57281^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6789187402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1697296849 + ... + 1697296852.

Almost surely, 2^6789187402 is an apocalyptic number.

6789187402 is a deficient number, since it is larger than the sum of its proper divisors (3394593704).

6789187402 is a wasteful number, since it uses less digits than its factorization.

6789187402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3394593703.

The product of its (nonzero) digits is 1354752, while the sum is 52.

The square root of 6789187402 is about 82396.5254243163. The cubic root of 6789187402 is about 1893.5317817996.

The spelling of 6789187402 in words is "six billion, seven hundred eighty-nine million, one hundred eighty-seven thousand, four hundred two".