64458068 has 24 divisors (see below), whose sum is σ = 119546280. Its totient is φ = 30356480.

The previous prime is 64458059. The next prime is 64458073. The reversal of 64458068 is 86085446.

It can be written as a sum of positive squares in 4 ways, for example, as 4674244 + 59783824 = 2162^2 + 7732^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021 + ... + 11532.

It is an arithmetic number, because the mean of its divisors is an integer number (4981095).

Almost surely, 2^64458068 is an apocalyptic number.

It is an amenable number.

64458068 is a deficient number, since it is larger than the sum of its proper divisors (55088212).

64458068 is a wasteful number, since it uses less digits than its factorization.

64458068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13627 (or 13625 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 64458068 is about 8028.5782053861. The cubic root of 64458068 is about 400.9520405824.

The spelling of 64458068 in words is "sixty-four million, four hundred fifty-eight thousand, sixty-eight".