6942059290 has 16 divisors (see below), whose sum is σ = 12519700200. Its totient is φ = 2771491840.

The previous prime is 6942059233. The next prime is 6942059291. The reversal of 6942059290 is 929502496.

It can be written as a sum of positive squares in 4 ways, for example, as 4805123761 + 2136935529 = 69319^2 + 46227^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6942059290.

It is not an unprimeable number, because it can be changed into a prime (6942059291) by changing a digit.

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, 661015 + ... + 671434.

Almost surely, 2^6942059290 is an apocalyptic number.

6942059290 is a deficient number, since it is larger than the sum of its proper divisors (5577640910).

6942059290 is a wasteful number, since it uses less digits than its factorization.

6942059290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332977.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 6942059290 is about 83319.0211776399. The cubic root of 6942059290 is about 1907.6386202894.

The spelling of 6942059290 in words is "six billion, nine hundred forty-two million, fifty-nine thousand, two hundred ninety".