945420667 has 8 divisors (see below), whose sum is σ = 950800032. Its totient is φ = 940056000.

The previous prime is 945420659. The next prime is 945420703. The reversal of 945420667 is 766024549.

It is a happy number.

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 945420667 - 2³ = 945420659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945420617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141042 + ... + 147592.

It is an arithmetic number, because the mean of its divisors is an integer number (118850004).

Almost surely, 2^945420667 is an apocalyptic number.

945420667 is a deficient number, since it is larger than the sum of its proper divisors (5379365).

945420667 is a wasteful number, since it uses less digits than its factorization.

945420667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 945420667 is about 30747.6936858685. The cubic root of 945420667 is about 981.4654830589.

The spelling of 945420667 in words is "nine hundred forty-five million, four hundred twenty thousand, six hundred sixty-seven".