2673639 has 12 divisors (see below), whose sum is σ = 3876600. Its totient is φ = 1775664.

The previous prime is 2673637. The next prime is 2673653. The reversal of 2673639 is 9363762.

It is not a de Polignac number, because 2673639 - 2¹ = 2673637 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (40824) is a multiple of the sum of its prime factors (1134).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2673631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3417 + ... + 4125.

It is an arithmetic number, because the mean of its divisors is an integer number (323050).

2^2673639 is an apocalyptic number.

2673639 is a deficient number, since it is larger than the sum of its proper divisors (1202961).

2673639 is a wasteful number, since it uses less digits than its factorization.

2673639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1131 counting only the distinct ones).

The product of its digits is 40824, while the sum is 36.

The square root of 2673639 is about 1635.1266006031. The cubic root of 2673639 is about 138.7930083376.

The spelling of 2673639 in words is "two million, six hundred seventy-three thousand, six hundred thirty-nine".