5721357 has 8 divisors (see below), whose sum is σ = 7790976. Its totient is φ = 3732992.

The previous prime is 5721349. The next prime is 5721371. The reversal of 5721357 is 7531275.

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 5721357 - 2³ = 5721349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5721307) 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, 20148 + ... + 20429.

It is an arithmetic number, because the mean of its divisors is an integer number (973872).

Almost surely, 2^5721357 is an apocalyptic number.

It is an amenable number.

5721357 is a deficient number, since it is larger than the sum of its proper divisors (2069619).

5721357 is a wasteful number, since it uses less digits than its factorization.

5721357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40627.

The product of its digits is 7350, while the sum is 30.

The square root of 5721357 is about 2391.9358268984. The cubic root of 5721357 is about 178.8544221726.

The spelling of 5721357 in words is "five million, seven hundred twenty-one thousand, three hundred fifty-seven".