66741352 has 8 divisors (see below), whose sum is σ = 125140050. Its totient is φ = 33370672.

The previous prime is 66741347. The next prime is 66741359. The reversal of 66741352 is 25314766.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 52041796 + 14699556 = 7214^2 + 3834^2 .

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 (66741359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4171327 + ... + 4171342.

Almost surely, 2^66741352 is an apocalyptic number.

It is an amenable number.

66741352 is a deficient number, since it is larger than the sum of its proper divisors (58398698).

66741352 is a wasteful number, since it uses less digits than its factorization.

66741352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8342675 (or 8342671 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 66741352 is about 8169.5380530358. The cubic root of 66741352 is about 405.6314936247.

The spelling of 66741352 in words is "sixty-six million, seven hundred forty-one thousand, three hundred fifty-two".