42755332 has 6 divisors (see below), whose sum is σ = 74821838. Its totient is φ = 21377664.

The previous prime is 42755303. The next prime is 42755351. The reversal of 42755332 is 23355724.

It can be written as a sum of positive squares in only one way, i.e., 22810176 + 19945156 = 4776^2 + 4466^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42755294 and 42755303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5344413 + ... + 5344420.

Almost surely, 2^42755332 is an apocalyptic number.

It is an amenable number.

42755332 is a deficient number, since it is larger than the sum of its proper divisors (32066506).

42755332 is a wasteful number, since it uses less digits than its factorization.

42755332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10688837 (or 10688835 counting only the distinct ones).

The product of its digits is 25200, while the sum is 31.

The square root of 42755332 is about 6538.7561508287. The cubic root of 42755332 is about 349.6740693668.

The spelling of 42755332 in words is "forty-two million, seven hundred fifty-five thousand, three hundred thirty-two".