66734301 has 4 divisors (see below), whose sum is σ = 88979072. Its totient is φ = 44489532.

The previous prime is 66734287. The next prime is 66734321. The reversal of 66734301 is 10343766.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 66734301 - 2¹⁸ = 66472157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66734321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11122381 + ... + 11122386.

It is an arithmetic number, because the mean of its divisors is an integer number (22244768).

Almost surely, 2^66734301 is an apocalyptic number.

It is an amenable number.

66734301 is a deficient number, since it is larger than the sum of its proper divisors (22244771).

66734301 is a wasteful number, since it uses less digits than its factorization.

66734301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22244770.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 66734301 is about 8169.1064994894. The cubic root of 66734301 is about 405.6172085860.

The spelling of 66734301 in words is "sixty-six million, seven hundred thirty-four thousand, three hundred one".