2478622382 has 4 divisors (see below), whose sum is σ = 3717933576. Its totient is φ = 1239311190.

The previous prime is 2478622369. The next prime is 2478622403. The reversal of 2478622382 is 2832268742.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2832268742 = 2 ⋅1416134371.

It is a super-2 number, since 2×2478622382² = 12287137825102707848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 619655594 + ... + 619655597.

It is an arithmetic number, because the mean of its divisors is an integer number (929483394).

Almost surely, 2^2478622382 is an apocalyptic number.

2478622382 is a deficient number, since it is larger than the sum of its proper divisors (1239311194).

2478622382 is a wasteful number, since it uses less digits than its factorization.

2478622382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239311193.

The product of its digits is 516096, while the sum is 44.

The square root of 2478622382 is about 49785.7648530180. The cubic root of 2478622382 is about 1353.3292101249.

The spelling of 2478622382 in words is "two billion, four hundred seventy-eight million, six hundred twenty-two thousand, three hundred eighty-two".