4376262421 has 2 divisors, whose sum is σ = 4376262422. Its totient is φ = 4376262420.

The previous prime is 4376262413. The next prime is 4376262511. The reversal of 4376262421 is 1242626734.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4213827396 + 162435025 = 64914^2 + 12745^2 .

It is a cyclic number.

It is not a de Polignac number, because 4376262421 - 2³ = 4376262413 is a prime.

It is a super-3 number, since 3×4376262421³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4376266421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2188131210 + 2188131211.

It is an arithmetic number, because the mean of its divisors is an integer number (2188131211).

Almost surely, 2^4376262421 is an apocalyptic number.

It is an amenable number.

4376262421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4376262421 is an equidigital number, since it uses as much as digits as its factorization.

4376262421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 37.

The square root of 4376262421 is about 66153.3250940571. The cubic root of 4376262421 is about 1635.6904528343.

The spelling of 4376262421 in words is "four billion, three hundred seventy-six million, two hundred sixty-two thousand, four hundred twenty-one".