2942693156 has 24 divisors (see below), whose sum is σ = 5553736440. Its totient is φ = 1356233472.

The previous prime is 2942693141. The next prime is 2942693177. The reversal of 2942693156 is 6513962492.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 237653056 + 2705040100 = 15416^2 + 52010^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2942693156.

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, 3041 + ... + 76776.

It is an arithmetic number, because the mean of its divisors is an integer number (231405685).

Almost surely, 2^2942693156 is an apocalyptic number.

2942693156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2942693156 is a deficient number, since it is larger than the sum of its proper divisors (2611043284).

2942693156 is a wasteful number, since it uses less digits than its factorization.

2942693156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80543 (or 80541 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 2942693156 is about 54246.5958010270. The cubic root of 2942693156 is about 1433.0070479700.

The spelling of 2942693156 in words is "two billion, nine hundred forty-two million, six hundred ninety-three thousand, one hundred fifty-six".