5726390 has 8 divisors (see below), whose sum is σ = 10307520. Its totient is φ = 2290552.

The previous prime is 5726387. The next prime is 5726393. The reversal of 5726390 is 936275.

It is an interprime number because it is at equal distance from previous prime (5726387) and next prime (5726393).

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

It is a super-3 number, since 3×5726390³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5726393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286310 + ... + 286329.

It is an arithmetic number, because the mean of its divisors is an integer number (1288440).

Almost surely, 2^5726390 is an apocalyptic number.

5726390 is a deficient number, since it is larger than the sum of its proper divisors (4581130).

5726390 is a wasteful number, since it uses less digits than its factorization.

5726390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572646.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 5726390 is about 2392.9876723460. The cubic root of 5726390 is about 178.9068520698.

It can be divided in two parts, 5726 and 390, that added together give a palindrome (6116).

The spelling of 5726390 in words is "five million, seven hundred twenty-six thousand, three hundred ninety".