5457665 has 8 divisors (see below), whose sum is σ = 6628608. Its totient is φ = 4313200.

The previous prime is 5457659. The next prime is 5457667. The reversal of 5457665 is 5667545.

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

It is not a de Polignac number, because 5457665 - 2¹⁶ = 5392129 is a prime.

It is a super-2 number, since 2×5457665² = 59572214504450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5457667) 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, 6161 + ... + 6990.

It is an arithmetic number, because the mean of its divisors is an integer number (828576).

Almost surely, 2^5457665 is an apocalyptic number.

It is an amenable number.

5457665 is a deficient number, since it is larger than the sum of its proper divisors (1170943).

5457665 is a wasteful number, since it uses less digits than its factorization.

5457665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13239.

The product of its digits is 126000, while the sum is 38.

The square root of 5457665 is about 2336.1645918043. The cubic root of 5457665 is about 176.0633488383.

The spelling of 5457665 in words is "five million, four hundred fifty-seven thousand, six hundred sixty-five".