4001373 has 8 divisors (see below), whose sum is σ = 5928000. Its totient is φ = 2667564.

The previous prime is 4001369. The next prime is 4001383. The reversal of 4001373 is 3731004.

It is not a de Polignac number, because 4001373 - 2² = 4001369 is a prime.

It is a Curzon number.

4001373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74073 + ... + 74126.

It is an arithmetic number, because the mean of its divisors is an integer number (741000).

Almost surely, 2^4001373 is an apocalyptic number.

It is an amenable number.

4001373 is a deficient number, since it is larger than the sum of its proper divisors (1926627).

4001373 is a wasteful number, since it uses less digits than its factorization.

4001373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148208 (or 148202 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 4001373 is about 2000.3432205499. The cubic root of 4001373 is about 158.7582656328.

Adding to 4001373 its reverse (3731004), we get a palindrome (7732377).

The spelling of 4001373 in words is "four million, one thousand, three hundred seventy-three".