730022401 has 2 divisors, whose sum is σ = 730022402. Its totient is φ = 730022400.

The previous prime is 730022387. The next prime is 730022467. The reversal of 730022401 is 104220037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 716954176 + 13068225 = 26776^2 + 3615^2 .

It is a cyclic number.

It is not a de Polignac number, because 730022401 - 2⁷ = 730022273 is a prime.

It is not a weakly prime, because it can be changed into another prime (730022201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365011200 + 365011201.

It is an arithmetic number, because the mean of its divisors is an integer number (365011201).

Almost surely, 2^730022401 is an apocalyptic number.

It is an amenable number.

730022401 is a deficient number, since it is larger than the sum of its proper divisors (1).

730022401 is an equidigital number, since it uses as much as digits as its factorization.

730022401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 730022401 is about 27018.9267181359. The cubic root of 730022401 is about 900.4205446130.

Adding to 730022401 its reverse (104220037), we get a palindrome (834242438).

The spelling of 730022401 in words is "seven hundred thirty million, twenty-two thousand, four hundred one".