2739966 has 16 divisors (see below), whose sum is σ = 5657088. Its totient is φ = 883800.

The previous prime is 2739931. The next prime is 2739973. The reversal of 2739966 is 6699372.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁷ + 7⁶ + 3⁵ + 9 + 9⁶ + 6⁷ + 6⁸ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7180 + ... + 7551.

It is an arithmetic number, because the mean of its divisors is an integer number (353568).

2^2739966 is an apocalyptic number.

2739966 is an abundant number, since it is smaller than the sum of its proper divisors (2917122).

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

2739966 is a wasteful number, since it uses less digits than its factorization.

2739966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14767.

The product of its digits is 122472, while the sum is 42.

The square root of 2739966 is about 1655.2842656172. The cubic root of 2739966 is about 139.9313609110.

It can be divided in two parts, 27 and 39966, that added together give a palindrome (39993).

The spelling of 2739966 in words is "two million, seven hundred thirty-nine thousand, nine hundred sixty-six".