401942583 has 24 divisors (see below), whose sum is σ = 664641536. Its totient is φ = 229294800.

The previous prime is 401942579. The next prime is 401942617. The reversal of 401942583 is 385249104.

It is not a de Polignac number, because 401942583 - 2² = 401942579 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401902583) 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 23 ways as a sum of consecutive naturals, for example, 34698 + ... + 44808.

Almost surely, 2^401942583 is an apocalyptic number.

401942583 is a deficient number, since it is larger than the sum of its proper divisors (262698953).

401942583 is a wasteful number, since it uses less digits than its factorization.

401942583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10755 (or 10752 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 401942583 is about 20048.5057547938. The cubic root of 401942583 is about 737.9971302244.

The spelling of 401942583 in words is "four hundred one million, nine hundred forty-two thousand, five hundred eighty-three".