2753748421 has 8 divisors (see below), whose sum is σ = 2842988544. Its totient is φ = 2665288080.

The previous prime is 2753748409. The next prime is 2753748449. The reversal of 2753748421 is 1248473572.

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 2753748421 - 2³¹ = 606264773 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 (2753748461) 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, 187765 + ... + 201898.

It is an arithmetic number, because the mean of its divisors is an integer number (355373568).

Almost surely, 2^2753748421 is an apocalyptic number.

It is an amenable number.

2753748421 is a deficient number, since it is larger than the sum of its proper divisors (89240123).

2753748421 is a wasteful number, since it uses less digits than its factorization.

2753748421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389891.

The product of its digits is 376320, while the sum is 43.

The square root of 2753748421 is about 52476.1700298335. The cubic root of 2753748421 is about 1401.6559352973.

The spelling of 2753748421 in words is "two billion, seven hundred fifty-three million, seven hundred forty-eight thousand, four hundred twenty-one".