401816363 has 8 divisors (see below), whose sum is σ = 437940048. Its totient is φ = 366437664.

The previous prime is 401816347. The next prime is 401816423. The reversal of 401816363 is 363618104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401816363 - 2⁴ = 401816347 is a prime.

It is a super-2 number, since 2×401816363² = 322912779149095538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401816323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185120 + ... + 187277.

It is an arithmetic number, because the mean of its divisors is an integer number (54742506).

Almost surely, 2^401816363 is an apocalyptic number.

401816363 is a deficient number, since it is larger than the sum of its proper divisors (36123685).

401816363 is a wasteful number, since it uses less digits than its factorization.

401816363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372493.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 401816363 is about 20045.3576421076. The cubic root of 401816363 is about 737.9198722992.

The spelling of 401816363 in words is "four hundred one million, eight hundred sixteen thousand, three hundred sixty-three".