5721396 has 12 divisors (see below), whose sum is σ = 13349952. Its totient is φ = 1907128.

The previous prime is 5721389. The next prime is 5721409. The reversal of 5721396 is 6931275.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238380 + ... + 238403.

It is an arithmetic number, because the mean of its divisors is an integer number (1112496).

Almost surely, 2^5721396 is an apocalyptic number.

It is an amenable number.

5721396 is an abundant number, since it is smaller than the sum of its proper divisors (7628556).

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

5721396 is a wasteful number, since it uses less digits than its factorization.

5721396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476790 (or 476788 counting only the distinct ones).

The product of its digits is 11340, while the sum is 33.

The square root of 5721396 is about 2391.9439792771. The cubic root of 5721396 is about 178.8548285626.

The spelling of 5721396 in words is "five million, seven hundred twenty-one thousand, three hundred ninety-six".