2471731442 has 4 divisors (see below), whose sum is σ = 3707597166. Its totient is φ = 1235865720.

The previous prime is 2471731433. The next prime is 2471731459. The reversal of 2471731442 is 2441371742.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2332986601 + 138744841 = 48301^2 + 11779^2 .

It is a super-2 number, since 2×2471731442² = 12218912642742798728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617932859 + ... + 617932862.

Almost surely, 2^2471731442 is an apocalyptic number.

2471731442 is a deficient number, since it is larger than the sum of its proper divisors (1235865724).

2471731442 is a wasteful number, since it uses less digits than its factorization.

2471731442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235865723.

The product of its digits is 37632, while the sum is 35.

The square root of 2471731442 is about 49716.5107584995. The cubic root of 2471731442 is about 1352.0738937152.

The spelling of 2471731442 in words is "two billion, four hundred seventy-one million, seven hundred thirty-one thousand, four hundred forty-two".