5457815 has 8 divisors (see below), whose sum is σ = 7144848. Its totient is φ = 3969280.

The previous prime is 5457811. The next prime is 5457817. The reversal of 5457815 is 5187545.

5457815 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5457815 - 2² = 5457811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5457811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49562 + ... + 49671.

It is an arithmetic number, because the mean of its divisors is an integer number (893106).

Almost surely, 2^5457815 is an apocalyptic number.

5457815 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5457815 is a deficient number, since it is larger than the sum of its proper divisors (1687033).

5457815 is a wasteful number, since it uses less digits than its factorization.

5457815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99249.

The product of its digits is 28000, while the sum is 35.

The square root of 5457815 is about 2336.1966954861. The cubic root of 5457815 is about 176.0649618150.

The spelling of 5457815 in words is "five million, four hundred fifty-seven thousand, eight hundred fifteen".