404156241 has 12 divisors (see below), whose sum is σ = 589450368. Its totient is φ = 266820984.

The previous prime is 404156237. The next prime is 404156257. The reversal of 404156241 is 142651404.

404156241 is a `hidden beast` number, since 4 + 0 + 415 + 6 + 241 = 666.

It is not a de Polignac number, because 404156241 - 2² = 404156237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404156281) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217065 + ... + 218918.

It is an arithmetic number, because the mean of its divisors is an integer number (49120864).

Almost surely, 2^404156241 is an apocalyptic number.

It is an amenable number.

404156241 is a deficient number, since it is larger than the sum of its proper divisors (185294127).

404156241 is a wasteful number, since it uses less digits than its factorization.

404156241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436092 (or 436089 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 404156241 is about 20103.6375066802. The cubic root of 404156241 is about 739.3494654138.

It can be divided in two parts, 40415 and 6241, that added together give a 6-th power (46656 = 6⁶).

The spelling of 404156241 in words is "four hundred four million, one hundred fifty-six thousand, two hundred forty-one".