401845607 has 2 divisors, whose sum is σ = 401845608. Its totient is φ = 401845606.

The previous prime is 401845601. The next prime is 401845667. The reversal of 401845607 is 706548104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401845607 is a prime.

It is a super-2 number, since 2×401845607² = 322959783730396898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401845601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200922803 + 200922804.

It is an arithmetic number, because the mean of its divisors is an integer number (200922804).

Almost surely, 2^401845607 is an apocalyptic number.

401845607 is a deficient number, since it is larger than the sum of its proper divisors (1).

401845607 is an equidigital number, since it uses as much as digits as its factorization.

401845607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 401845607 is about 20046.0870745390. The cubic root of 401845607 is about 737.9377736818.

The spelling of 401845607 in words is "four hundred one million, eight hundred forty-five thousand, six hundred seven".