2471245 has 8 divisors (see below), whose sum is σ = 3389184. Its totient is φ = 1694544.

The previous prime is 2471237. The next prime is 2471251. The reversal of 2471245 is 5421742.

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 2471245 - 2³ = 2471237 is a prime.

It is a super-2 number, since 2×2471245² = 12214103700050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35269 + ... + 35338.

It is an arithmetic number, because the mean of its divisors is an integer number (423648).

2^2471245 is an apocalyptic number.

It is an amenable number.

2471245 is a deficient number, since it is larger than the sum of its proper divisors (917939).

2471245 is an equidigital number, since it uses as much as digits as its factorization.

2471245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70619.

The product of its digits is 2240, while the sum is 25.

The square root of 2471245 is about 1572.0194019159. The cubic root of 2471245 is about 135.1985190891.

Adding to 2471245 its reverse (5421742), we get a palindrome (7892987).

The spelling of 2471245 in words is "two million, four hundred seventy-one thousand, two hundred forty-five".