401587375 has 16 divisors (see below), whose sum is σ = 572779584. Its totient is φ = 275373600.

The previous prime is 401587367. The next prime is 401587387. The reversal of 401587375 is 573785104.

401587375 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 401587375 - 2³ = 401587367 is a prime.

It is a super-2 number, since 2×401587375² = 322544839518781250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228604 + ... + 230353.

It is an arithmetic number, because the mean of its divisors is an integer number (35798724).

Almost surely, 2^401587375 is an apocalyptic number.

401587375 is a deficient number, since it is larger than the sum of its proper divisors (171192209).

401587375 is an equidigital number, since it uses as much as digits as its factorization.

401587375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458979 (or 458969 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 401587375 is about 20039.6450816874. The cubic root of 401587375 is about 737.7796698585.

The spelling of 401587375 in words is "four hundred one million, five hundred eighty-seven thousand, three hundred seventy-five".