401613375 has 32 divisors (see below), whose sum is σ = 669576960. Its totient is φ = 213780000.

The previous prime is 401613367. The next prime is 401613397. The reversal of 401613375 is 573316104.

It is not a de Polignac number, because 401613375 - 2³ = 401613367 is a prime.

It is a super-2 number, since 2×401613375² = 322586605957781250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 381600 + ... + 382650.

It is an arithmetic number, because the mean of its divisors is an integer number (20924280).

Almost surely, 2^401613375 is an apocalyptic number.

401613375 is a deficient number, since it is larger than the sum of its proper divisors (267963585).

401613375 is a wasteful number, since it uses less digits than its factorization.

401613375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088 (or 2078 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 401613375 is about 20040.2937852717. The cubic root of 401613375 is about 737.7955915555.

Adding to 401613375 its reverse (573316104), we get a palindrome (974929479).

It can be divided in two parts, 4016 and 13375, that added together give a triangular number (17391 = T₁₈₆).

The spelling of 401613375 in words is "four hundred one million, six hundred thirteen thousand, three hundred seventy-five".