401675899 has 2 divisors, whose sum is σ = 401675900. Its totient is φ = 401675898.

The previous prime is 401675873. The next prime is 401675947. The reversal of 401675899 is 998576104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401675899 - 2¹⁷ = 401544827 is a prime.

It is a super-2 number, since 2×401675899² = 322687055674916402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401675809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200837949 + 200837950.

It is an arithmetic number, because the mean of its divisors is an integer number (200837950).

Almost surely, 2^401675899 is an apocalyptic number.

401675899 is a deficient number, since it is larger than the sum of its proper divisors (1).

401675899 is an equidigital number, since it uses as much as digits as its factorization.

401675899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 401675899 is about 20041.8536817331. The cubic root of 401675899 is about 737.8338767494.

The spelling of 401675899 in words is "four hundred one million, six hundred seventy-five thousand, eight hundred ninety-nine".