401570001 has 32 divisors (see below), whose sum is σ = 701849600. Its totient is φ = 222063120.

The previous prime is 401569981. The next prime is 401570003. The reversal of 401570001 is 100075104.

It is not a de Polignac number, because 401570001 - 2¹⁰ = 401568977 is a prime.

It is a super-2 number, since 2×401570001² = 322516931406280002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401570003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28411 + ... + 40128.

It is an arithmetic number, because the mean of its divisors is an integer number (21932800).

Almost surely, 2^401570001 is an apocalyptic number.

It is an amenable number.

401570001 is a deficient number, since it is larger than the sum of its proper divisors (300279599).

401570001 is a wasteful number, since it uses less digits than its factorization.

401570001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68586 (or 68580 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 401570001 is about 20039.2115862875. The cubic root of 401570001 is about 737.7690301077.

The spelling of 401570001 in words is "four hundred one million, five hundred seventy thousand, one".