401261675 has 24 divisors (see below), whose sum is σ = 523359360. Its totient is φ = 304761600.

The previous prime is 401261671. The next prime is 401261687. The reversal of 401261675 is 576162104.

It is not a de Polignac number, because 401261675 - 2² = 401261671 is a prime.

It is a super-2 number, since 2×401261675² = 322021863647611250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401261671) 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, 36191 + ... + 45959.

It is an arithmetic number, because the mean of its divisors is an integer number (21806640).

Almost surely, 2^401261675 is an apocalyptic number.

401261675 is a deficient number, since it is larger than the sum of its proper divisors (122097685).

401261675 is a wasteful number, since it uses less digits than its factorization.

401261675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9863 (or 9858 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 401261675 is about 20031.5170419017. The cubic root of 401261675 is about 737.5801617357.

It can be divided in two parts, 401261 and 675, that multiplied together give a triangular number (270851175 = T₂₃₂₇₄).

The spelling of 401261675 in words is "four hundred one million, two hundred sixty-one thousand, six hundred seventy-five".