366726401 has 2 divisors, whose sum is σ = 366726402. Its totient is φ = 366726400.

The previous prime is 366726361. The next prime is 366726413. The reversal of 366726401 is 104627663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 325766401 + 40960000 = 18049^2 + 6400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366726401 is a prime.

It is equal to p_19652543 and since 366726401 and 19652543 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (366726461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183363200 + 183363201.

It is an arithmetic number, because the mean of its divisors is an integer number (183363201).

Almost surely, 2^366726401 is an apocalyptic number.

It is an amenable number.

366726401 is a deficient number, since it is larger than the sum of its proper divisors (1).

366726401 is an equidigital number, since it uses as much as digits as its factorization.

366726401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 366726401 is about 19150.1018535150. The cubic root of 366726401 is about 715.7819218967.

The spelling of 366726401 in words is "three hundred sixty-six million, seven hundred twenty-six thousand, four hundred one".