2672739 has 6 divisors (see below), whose sum is σ = 3860636. Its totient is φ = 1781820.

The previous prime is 2672731. The next prime is 2672767. The reversal of 2672739 is 9372762.

It is not a de Polignac number, because 2672739 - 2³ = 2672731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2672731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148477 + ... + 148494.

2^2672739 is an apocalyptic number.

2672739 is a deficient number, since it is larger than the sum of its proper divisors (1187897).

2672739 is a wasteful number, since it uses less digits than its factorization.

2672739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296977 (or 296974 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 2672739 is about 1634.8513693911. The cubic root of 2672739 is about 138.7774330953. Note that the first 3 decimals are identical.

The spelling of 2672739 in words is "two million, six hundred seventy-two thousand, seven hundred thirty-nine".