5402381 has 8 divisors (see below), whose sum is σ = 5616000. Its totient is φ = 5190640.

The previous prime is 5402377. The next prime is 5402393. The reversal of 5402381 is 1832045.

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 5402381 - 2² = 5402377 is a prime.

It is a super-2 number, since 2×5402381² = 58371440938322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5402351) 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, 8720 + ... + 9318.

It is an arithmetic number, because the mean of its divisors is an integer number (702000).

Almost surely, 2^5402381 is an apocalyptic number.

It is an amenable number.

5402381 is a deficient number, since it is larger than the sum of its proper divisors (213619).

5402381 is a wasteful number, since it uses less digits than its factorization.

5402381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 5402381 is about 2324.3022608947. The cubic root of 5402381 is about 175.4668460084.

The spelling of 5402381 in words is "five million, four hundred two thousand, three hundred eighty-one".