5747621 has 6 divisors (see below), whose sum is σ = 6317766. Its totient is φ = 5225000.

The previous prime is 5747611. The next prime is 5747629. The reversal of 5747621 is 1267475.

It can be written as a sum of positive squares in only one way, i.e., 5085025 + 662596 = 2255^2 + 814^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5747621 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5747629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23630 + ... + 23871.

It is an arithmetic number, because the mean of its divisors is an integer number (1052961).

Almost surely, 2^5747621 is an apocalyptic number.

It is an amenable number.

5747621 is a deficient number, since it is larger than the sum of its proper divisors (570145).

5747621 is a wasteful number, since it uses less digits than its factorization.

5747621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47523 (or 47512 counting only the distinct ones).

The product of its digits is 11760, while the sum is 32.

The square root of 5747621 is about 2397.4196545453. The cubic root of 5747621 is about 179.1276826907.

The spelling of 5747621 in words is "five million, seven hundred forty-seven thousand, six hundred twenty-one".