401203996 has 24 divisors (see below), whose sum is σ = 733348224. Its totient is φ = 191693040.

The previous prime is 401203991. The next prime is 401203997. The reversal of 401203996 is 699302104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401203991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157251 + ... + 159781.

It is an arithmetic number, because the mean of its divisors is an integer number (30556176).

Almost surely, 2^401203996 is an apocalyptic number.

401203996 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

401203996 is a deficient number, since it is larger than the sum of its proper divisors (332144228).

401203996 is a wasteful number, since it uses less digits than its factorization.

401203996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4281 (or 4279 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 401203996 is about 20030.0772839248. The cubic root of 401203996 is about 737.5448191090.

The spelling of 401203996 in words is "four hundred one million, two hundred three thousand, nine hundred ninety-six".