66342435 has 8 divisors (see below), whose sum is σ = 106147920. Its totient is φ = 35382624.

The previous prime is 66342431. The next prime is 66342499. The reversal of 66342435 is 53424366.

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

It is not a de Polignac number, because 66342435 - 2² = 66342431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66342396 and 66342405.

It is not an unprimeable number, because it can be changed into a prime (66342431) 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, 2211400 + ... + 2211429.

It is an arithmetic number, because the mean of its divisors is an integer number (13268490).

Almost surely, 2^66342435 is an apocalyptic number.

66342435 is a deficient number, since it is larger than the sum of its proper divisors (39805485).

66342435 is a wasteful number, since it uses less digits than its factorization.

66342435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422837.

The product of its digits is 51840, while the sum is 33.

The square root of 66342435 is about 8145.0865557095. The cubic root of 66342435 is about 404.8217169885.

The spelling of 66342435 in words is "sixty-six million, three hundred forty-two thousand, four hundred thirty-five".