406156241 has 8 divisors (see below), whose sum is σ = 424019904. Its totient is φ = 388309680.

The previous prime is 406156237. The next prime is 406156253. The reversal of 406156241 is 142651604.

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 406156241 - 2² = 406156237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (406156841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78950 + ... + 83936.

It is an arithmetic number, because the mean of its divisors is an integer number (53002488).

Almost surely, 2^406156241 is an apocalyptic number.

It is an amenable number.

406156241 is a deficient number, since it is larger than the sum of its proper divisors (17863663).

406156241 is a wasteful number, since it uses less digits than its factorization.

406156241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8551.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 406156241 is about 20153.3183619969. The cubic root of 406156241 is about 740.5670361706.

The spelling of 406156241 in words is "four hundred six million, one hundred fifty-six thousand, two hundred forty-one".