375668401 has 2 divisors, whose sum is σ = 375668402. Its totient is φ = 375668400.

The previous prime is 375668383. The next prime is 375668459. The reversal of 375668401 is 104866573.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191794801 + 183873600 = 13849^2 + 13560^2 .

It is a cyclic number.

It is not a de Polignac number, because 375668401 - 2⁷ = 375668273 is a prime.

It is a super-2 number, since 2×375668401² = 282253495019793602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (375668701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187834200 + 187834201.

It is an arithmetic number, because the mean of its divisors is an integer number (187834201).

Almost surely, 2^375668401 is an apocalyptic number.

It is an amenable number.

375668401 is a deficient number, since it is larger than the sum of its proper divisors (1).

375668401 is an equidigital number, since it uses as much as digits as its factorization.

375668401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 375668401 is about 19382.1670872996. The cubic root of 375668401 is about 721.5529757650.

The spelling of 375668401 in words is "three hundred seventy-five million, six hundred sixty-eight thousand, four hundred one".