401849259 has 32 divisors (see below), whose sum is σ = 666816000. Its totient is φ = 210034944.

The previous prime is 401849237. The next prime is 401849291. The reversal of 401849259 is 952948104.

It is not a de Polignac number, because 401849259 - 2¹¹ = 401847211 is a prime.

It is a super-2 number, since 2×401849259² = 322965653917698162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401849259.

It is not an unprimeable number, because it can be changed into a prime (401841259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5794 + ... + 28935.

It is an arithmetic number, because the mean of its divisors is an integer number (20838000).

Almost surely, 2^401849259 is an apocalyptic number.

401849259 is a deficient number, since it is larger than the sum of its proper divisors (264966741).

401849259 is a wasteful number, since it uses less digits than its factorization.

401849259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34787.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 401849259 is about 20046.1781644283. The cubic root of 401849259 is about 737.9400091511.

The spelling of 401849259 in words is "four hundred one million, eight hundred forty-nine thousand, two hundred fifty-nine".