42671752 has 8 divisors (see below), whose sum is σ = 80009550. Its totient is φ = 21335872.

The previous prime is 42671729. The next prime is 42671753. The reversal of 42671752 is 25717624.

It can be written as a sum of positive squares in only one way, i.e., 41293476 + 1378276 = 6426^2 + 1174^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (42671753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2666977 + ... + 2666992.

Almost surely, 2^42671752 is an apocalyptic number.

It is an amenable number.

42671752 is a deficient number, since it is larger than the sum of its proper divisors (37337798).

42671752 is a wasteful number, since it uses less digits than its factorization.

42671752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5333975 (or 5333971 counting only the distinct ones).

The product of its digits is 23520, while the sum is 34.

The square root of 42671752 is about 6532.3619005686. The cubic root of 42671752 is about 349.4460679926.

The spelling of 42671752 in words is "forty-two million, six hundred seventy-one thousand, seven hundred fifty-two".