2450729 has 4 divisors (see below), whose sum is σ = 2461140. Its totient is φ = 2440320.

The previous prime is 2450713. The next prime is 2450759. The reversal of 2450729 is 9270542.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2096704 + 354025 = 1448^2 + 595^2 .

It is a cyclic number.

It is not a de Polignac number, because 2450729 - 2⁴ = 2450713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2450759) 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, 4844 + ... + 5325.

It is an arithmetic number, because the mean of its divisors is an integer number (615285).

2^2450729 is an apocalyptic number.

It is an amenable number.

2450729 is a deficient number, since it is larger than the sum of its proper divisors (10411).

2450729 is a wasteful number, since it uses less digits than its factorization.

2450729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10410.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2450729 is about 1565.4804374377. The cubic root of 2450729 is about 134.8233446114.

The spelling of 2450729 in words is "two million, four hundred fifty thousand, seven hundred twenty-nine".