64152273 has 8 divisors (see below), whose sum is σ = 85573600. Its totient is φ = 42749568.

The previous prime is 64152269. The next prime is 64152281. The reversal of 64152273 is 37225146.

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

It is not a de Polignac number, because 64152273 - 2² = 64152269 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 64152273.

It is not an unprimeable number, because it can be changed into a prime (64152233) 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, 9798 + ... + 14976.

It is an arithmetic number, because the mean of its divisors is an integer number (10696700).

Almost surely, 2^64152273 is an apocalyptic number.

It is an amenable number.

64152273 is a deficient number, since it is larger than the sum of its proper divisors (21421327).

64152273 is a wasteful number, since it uses less digits than its factorization.

64152273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9311.

The product of its digits is 10080, while the sum is 30.

The square root of 64152273 is about 8009.5114083195. The cubic root of 64152273 is about 400.3169841529.

The spelling of 64152273 in words is "sixty-four million, one hundred fifty-two thousand, two hundred seventy-three".