2473782515 has 4 divisors (see below), whose sum is σ = 2968539024. Its totient is φ = 1979026008.

The previous prime is 2473782511. The next prime is 2473782611. The reversal of 2473782515 is 5152873742.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5152873742 = 2 ⋅2576436871.

It is a cyclic number.

It is not a de Polignac number, because 2473782515 - 2² = 2473782511 is a prime.

It is a super-2 number, since 2×2473782515² = 12239199863039450450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2473782511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247378247 + ... + 247378256.

It is an arithmetic number, because the mean of its divisors is an integer number (742134756).

Almost surely, 2^2473782515 is an apocalyptic number.

2473782515 is a deficient number, since it is larger than the sum of its proper divisors (494756509).

2473782515 is an equidigital number, since it uses as much as digits as its factorization.

2473782515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494756508.

The product of its digits is 470400, while the sum is 44.

The square root of 2473782515 is about 49737.1341655307. The cubic root of 2473782515 is about 1352.4477794706.

The spelling of 2473782515 in words is "two billion, four hundred seventy-three million, seven hundred eighty-two thousand, five hundred fifteen".