5736381 has 12 divisors (see below), whose sum is σ = 8897472. Its totient is φ = 3277848.

The previous prime is 5736371. The next prime is 5736431. The reversal of 5736381 is 1836375.

It is a happy number.

It is not a de Polignac number, because 5736381 - 2⁹ = 5735869 is a prime.

It is a super-2 number, since 2×5736381² = 65812133954322, which contains 22 as substring.

It is a Curzon number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5736301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19365 + ... + 19658.

It is an arithmetic number, because the mean of its divisors is an integer number (741456).

Almost surely, 2^5736381 is an apocalyptic number.

It is an amenable number.

5736381 is a deficient number, since it is larger than the sum of its proper divisors (3161091).

5736381 is a wasteful number, since it uses less digits than its factorization.

5736381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39040 (or 39033 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 5736381 is about 2395.0743203500. The cubic root of 5736381 is about 179.0108396211.

The spelling of 5736381 in words is "five million, seven hundred thirty-six thousand, three hundred eighty-one".