2739982646 has 4 divisors (see below), whose sum is σ = 4109973972. Its totient is φ = 1369991322.

The previous prime is 2739982639. The next prime is 2739982673. The reversal of 2739982646 is 6462899372.

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

It is a super-2 number, since 2×2739982646² = 15015009800762322632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2739982591 and 2739982600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684995660 + ... + 684995663.

It is an arithmetic number, because the mean of its divisors is an integer number (1027493493).

Almost surely, 2^2739982646 is an apocalyptic number.

2739982646 is a deficient number, since it is larger than the sum of its proper divisors (1369991326).

2739982646 is a wasteful number, since it uses less digits than its factorization.

2739982646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369991325.

The product of its digits is 7838208, while the sum is 56.

The square root of 2739982646 is about 52344.8435473830. The cubic root of 2739982646 is about 1399.3164428346.

The spelling of 2739982646 in words is "two billion, seven hundred thirty-nine million, nine hundred eighty-two thousand, six hundred forty-six".