8432401 has 2 divisors, whose sum is σ = 8432402. Its totient is φ = 8432400.

The previous prime is 8432387. The next prime is 8432407. The reversal of 8432401 is 1042348.

8432401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4730625 + 3701776 = 2175^2 + 1924^2 .

It is a cyclic number.

It is not a de Polignac number, because 8432401 - 2¹¹ = 8430353 is a prime.

It is a super-2 number, since 2×8432401² = 142210773249602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8432407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4216200 + 4216201.

It is an arithmetic number, because the mean of its divisors is an integer number (4216201).

Almost surely, 2^8432401 is an apocalyptic number.

It is an amenable number.

8432401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8432401 is an equidigital number, since it uses as much as digits as its factorization.

8432401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 8432401 is about 2903.8596729181. The cubic root of 8432401 is about 203.5403031573.

Adding to 8432401 its reverse (1042348), we get a palindrome (9474749).

The spelling of 8432401 in words is "eight million, four hundred thirty-two thousand, four hundred one".