2672353421 has 2 divisors, whose sum is σ = 2672353422. Its totient is φ = 2672353420.

The previous prime is 2672353381. The next prime is 2672353433. The reversal of 2672353421 is 1243532762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2666173225 + 6180196 = 51635^2 + 2486^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2672353421 is a prime.

It is a super-3 number, since 3×2672353421³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2672355421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1336176710 + 1336176711.

It is an arithmetic number, because the mean of its divisors is an integer number (1336176711).

Almost surely, 2^2672353421 is an apocalyptic number.

It is an amenable number.

2672353421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2672353421 is an equidigital number, since it uses as much as digits as its factorization.

2672353421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 35.

The square root of 2672353421 is about 51694.8103875041. The cubic root of 2672353421 is about 1387.7075926278.

The spelling of 2672353421 in words is "two billion, six hundred seventy-two million, three hundred fifty-three thousand, four hundred twenty-one".