4167381 has 8 divisors (see below), whose sum is σ = 5594400. Its totient is φ = 2759312.

The previous prime is 4167379. The next prime is 4167389. The reversal of 4167381 is 1837614.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4167381 - 2¹ = 4167379 is a prime.

It is a super-2 number, since 2×4167381² = 34734128798322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4167389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4215 + ... + 5108.

It is an arithmetic number, because the mean of its divisors is an integer number (699300).

Almost surely, 2^4167381 is an apocalyptic number.

It is an amenable number.

4167381 is a deficient number, since it is larger than the sum of its proper divisors (1427019).

4167381 is a wasteful number, since it uses less digits than its factorization.

4167381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9475.

The product of its digits is 4032, while the sum is 30.

The square root of 4167381 is about 2041.4164200378. The cubic root of 4167381 is about 160.9240926588.

The spelling of 4167381 in words is "four million, one hundred sixty-seven thousand, three hundred eighty-one".