2732123749 has 8 divisors (see below), whose sum is σ = 2762299800. Its totient is φ = 2702105856.

The previous prime is 2732123743. The next prime is 2732123759. The reversal of 2732123749 is 9473212372.

It is a happy number.

2732123749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 213890625 + 2518233124 = 14625^2 + 50182^2 .

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 2732123749 - 2³ = 2732123741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2732123741) 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, 4632 + ... + 74065.

It is an arithmetic number, because the mean of its divisors is an integer number (345287475).

Almost surely, 2^2732123749 is an apocalyptic number.

It is an amenable number.

2732123749 is a deficient number, since it is larger than the sum of its proper divisors (30176051).

2732123749 is a wasteful number, since it uses less digits than its factorization.

2732123749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79079.

The product of its digits is 127008, while the sum is 40.

The square root of 2732123749 is about 52269.7211490553. The cubic root of 2732123749 is about 1397.9773084856.

The spelling of 2732123749 in words is "two billion, seven hundred thirty-two million, one hundred twenty-three thousand, seven hundred forty-nine".