64258149 has 8 divisors (see below), whose sum is σ = 85933120. Its totient is φ = 42710976.

The previous prime is 64258121. The next prime is 64258153. The reversal of 64258149 is 94185246.

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

It is not a de Polignac number, because 64258149 - 2¹³ = 64249957 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 (64258199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30769 + ... + 32790.

It is an arithmetic number, because the mean of its divisors is an integer number (10741640).

Almost surely, 2^64258149 is an apocalyptic number.

It is an amenable number.

64258149 is a deficient number, since it is larger than the sum of its proper divisors (21674971).

64258149 is a wasteful number, since it uses less digits than its factorization.

64258149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63899.

The product of its digits is 69120, while the sum is 39.

The square root of 64258149 is about 8016.1180754777. The cubic root of 64258149 is about 400.5370889326.

The spelling of 64258149 in words is "sixty-four million, two hundred fifty-eight thousand, one hundred forty-nine".