2471742738 has 24 divisors (see below), whose sum is σ = 5430874176. Its totient is φ = 812309400.

The previous prime is 2471742731. The next prime is 2471742787. The reversal of 2471742738 is 8372471742.

It is a super-2 number, since 2×2471742738² = 12219024325711473288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2471742693 and 2471742702.

It is not an unprimeable number, because it can be changed into a prime (2471742731) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 965758 + ... + 968313.

It is an arithmetic number, because the mean of its divisors is an integer number (226286424).

Almost surely, 2^2471742738 is an apocalyptic number.

2471742738 is an abundant number, since it is smaller than the sum of its proper divisors (2959131438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2471742738 is a wasteful number, since it uses less digits than its factorization.

2471742738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934150 (or 1934147 counting only the distinct ones).

The product of its digits is 526848, while the sum is 45.

The square root of 2471742738 is about 49716.6243624806. The cubic root of 2471742738 is about 1352.0759534054.

The spelling of 2471742738 in words is "two billion, four hundred seventy-one million, seven hundred forty-two thousand, seven hundred thirty-eight".