2352739 has 4 divisors (see below), whose sum is σ = 2455056. Its totient is φ = 2250424.

The previous prime is 2352689. The next prime is 2352761. The reversal of 2352739 is 9372532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2352739 - 2⁷ = 2352611 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 3⁵ + 5⁷ + 2²¹ + 7⁶ + 3¹⁰ + 9 .

It is a Duffinian number.

2352739 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2352739.

It is not an unprimeable number, because it can be changed into a prime (2352139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51124 + ... + 51169.

It is an arithmetic number, because the mean of its divisors is an integer number (613764).

2^2352739 is an apocalyptic number.

2352739 is a deficient number, since it is larger than the sum of its proper divisors (102317).

2352739 is a wasteful number, since it uses less digits than its factorization.

2352739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102316.

The product of its digits is 11340, while the sum is 31.

The square root of 2352739 is about 1533.8640748124. The cubic root of 2352739 is about 133.0019220707.

The spelling of 2352739 in words is "two million, three hundred fifty-two thousand, seven hundred thirty-nine".