5731620 has 24 divisors (see below), whose sum is σ = 16048704. Its totient is φ = 1528416.

The previous prime is 5731619. The next prime is 5731639. The reversal of 5731620 is 261375.

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47704 + ... + 47823.

It is an arithmetic number, because the mean of its divisors is an integer number (668696).

Almost surely, 2^5731620 is an apocalyptic number.

It is an amenable number.

5731620 is an abundant number, since it is smaller than the sum of its proper divisors (10317084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5731620 is a wasteful number, since it uses less digits than its factorization.

5731620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95539 (or 95537 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 5731620 is about 2394.0801991579. The cubic root of 5731620 is about 178.9613016226.

Adding to 5731620 its reverse (261375), we get a palindrome (5992995).

The spelling of 5731620 in words is "five million, seven hundred thirty-one thousand, six hundred twenty".