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64234417 = 1322721767
BaseRepresentation
bin1111010100001…
…0001110110001
311110212110001111
43311002032301
5112421000132
610212433321
71406661232
oct365021661
9143773044
1064234417
11332932a5
1219618841
1310400440
148761089
15598c647
hex3d423b1

64234417 has 8 divisors (see below), whose sum is σ = 69483456. Its totient is φ = 59029392.

The previous prime is 64234399. The next prime is 64234427. The reversal of 64234417 is 71443246.

64234417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-64234417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64234427) 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, 7933 + ... + 13834.

It is an arithmetic number, because the mean of its divisors is an integer number (8685432).

Almost surely, 264234417 is an apocalyptic number.

It is an amenable number.

64234417 is a deficient number, since it is larger than the sum of its proper divisors (5249039).

64234417 is a wasteful number, since it uses less digits than its factorization.

64234417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22007.

The product of its digits is 16128, while the sum is 31.

The square root of 64234417 is about 8014.6376711614. The cubic root of 64234417 is about 400.4877737003.

The spelling of 64234417 in words is "sixty-four million, two hundred thirty-four thousand, four hundred seventeen".

Divisors: 1 13 227 2951 21767 282971 4941109 64234417