662750147 has 8 divisors (see below), whose sum is σ = 685349760. Its totient is φ = 640226880.

The previous prime is 662750141. The next prime is 662750173. The reversal of 662750147 is 741057266.

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

It is not a de Polignac number, because 662750147 - 2²⁰ = 661701571 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 662750147.

It is not an unprimeable number, because it can be changed into a prime (662750141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1148 + ... + 36425.

It is an arithmetic number, because the mean of its divisors is an integer number (85668720).

Almost surely, 2^662750147 is an apocalyptic number.

662750147 is a deficient number, since it is larger than the sum of its proper divisors (22599613).

662750147 is a wasteful number, since it uses less digits than its factorization.

662750147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38173.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 662750147 is about 25743.9341787536. The cubic root of 662750147 is about 871.8664062342.

The spelling of 662750147 in words is "six hundred sixty-two million, seven hundred fifty thousand, one hundred forty-seven".