2939476392 has 80 divisors (see below), whose sum is σ = 8717597460. Its totient is φ = 922185216.

The previous prime is 2939476391. The next prime is 2939476399. The reversal of 2939476392 is 2936749392.

It can be written as a sum of positive squares in 2 ways, for example, as 2768232996 + 171243396 = 52614^2 + 13086^2 .

It is a super-4 number, since 4×2939476392⁴ (a number of 39 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2939476391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 122403 + ... + 144434.

Almost surely, 2^2939476392 is an apocalyptic number.

It is an amenable number.

2939476392 is an abundant number, since it is smaller than the sum of its proper divisors (5778121068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2939476392 is a wasteful number, since it uses less digits than its factorization.

2939476392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266872 (or 266859 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 54.

The square root of 2939476392 is about 54216.9382388936. The cubic root of 2939476392 is about 1432.4847003656.

The spelling of 2939476392 in words is "two billion, nine hundred thirty-nine million, four hundred seventy-six thousand, three hundred ninety-two".