66373441 has 8 divisors (see below), whose sum is σ = 70653600. Its totient is φ = 62172000.

The previous prime is 66373369. The next prime is 66373453. The reversal of 66373441 is 14437366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66373441 - 2⁷ = 66373313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66373397 and 66373406.

It is not an unprimeable number, because it can be changed into a prime (66373471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17935 + ... + 21316.

It is an arithmetic number, because the mean of its divisors is an integer number (8831700).

Almost surely, 2^66373441 is an apocalyptic number.

It is an amenable number.

66373441 is a deficient number, since it is larger than the sum of its proper divisors (4280159).

66373441 is a wasteful number, since it uses less digits than its factorization.

66373441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39359.

The product of its digits is 36288, while the sum is 34.

The square root of 66373441 is about 8146.9896894497. The cubic root of 66373441 is about 404.8847733979.

The spelling of 66373441 in words is "sixty-six million, three hundred seventy-three thousand, four hundred forty-one".