2271078532 has 6 divisors (see below), whose sum is σ = 3974387438. Its totient is φ = 1135539264.

The previous prime is 2271078527. The next prime is 2271078533. The reversal of 2271078532 is 2358701722.

It can be written as a sum of positive squares in only one way, i.e., 1674937476 + 596141056 = 40926^2 + 24416^2 .

It is a super-2 number, since 2×2271078532² = 10315595397022550048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2271078491 and 2271078500.

It is not an unprimeable number, because it can be changed into a prime (2271078533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283884813 + ... + 283884820.

Almost surely, 2^2271078532 is an apocalyptic number.

It is an amenable number.

2271078532 is a deficient number, since it is larger than the sum of its proper divisors (1703308906).

2271078532 is a wasteful number, since it uses less digits than its factorization.

2271078532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567769637 (or 567769635 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 2271078532 is about 47655.8341863827. The cubic root of 2271078532 is about 1314.4499392387.

The spelling of 2271078532 in words is "two billion, two hundred seventy-one million, seventy-eight thousand, five hundred thirty-two".