2739423 has 8 divisors (see below), whose sum is σ = 3689136. Its totient is φ = 1808000.

The previous prime is 2739421. The next prime is 2739433. The reversal of 2739423 is 3249372.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2739423 - 2¹ = 2739421 is a prime.

It is an Ulam number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2739421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4218 + ... + 4823.

It is an arithmetic number, because the mean of its divisors is an integer number (461142).

2^2739423 is an apocalyptic number.

2739423 is a deficient number, since it is larger than the sum of its proper divisors (949713).

2739423 is a wasteful number, since it uses less digits than its factorization.

2739423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9145.

The product of its digits is 9072, while the sum is 30.

The square root of 2739423 is about 1655.1202373242. The cubic root of 2739423 is about 139.9221165446.

The spelling of 2739423 in words is "two million, seven hundred thirty-nine thousand, four hundred twenty-three".