2739024 has 60 divisors (see below), whose sum is σ = 8008416. Its totient is φ = 872256.

The previous prime is 2739017. The next prime is 2739031. The reversal of 2739024 is 4209372.

It is a Cunningham number, because it is equal to 1655²-1.

It is an interprime number because it is at equal distance from previous prime (2739017) and next prime (2739031).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2899 + ... + 3725.

2^2739024 is an apocalyptic number.

2739024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2739024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4004208).

2739024 is an abundant number, since it is smaller than the sum of its proper divisors (5269392).

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

2739024 is a wasteful number, since it uses less digits than its factorization.

2739024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864 (or 855 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2739024 is about 1654.9996978852. Note that the first 3 decimals coincide. The cubic root of 2739024 is about 139.9153229442.

The spelling of 2739024 in words is "two million, seven hundred thirty-nine thousand, twenty-four".