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64196423 is a prime number
BaseRepresentation
bin1111010011100…
…0111101000111
311110210111221022
43310320331013
5112413241143
610211541355
71406442404
oct364707507
9143714838
1064196423
11332677a5
12195ba85b
13103b9065
1487512ab
155981268
hex3d38f47

64196423 has 2 divisors, whose sum is σ = 64196424. Its totient is φ = 64196422.

The previous prime is 64196413. The next prime is 64196441. The reversal of 64196423 is 32469146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64196423 - 26 = 64196359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64196413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32098211 + 32098212.

It is an arithmetic number, because the mean of its divisors is an integer number (32098212).

Almost surely, 264196423 is an apocalyptic number.

64196423 is a deficient number, since it is larger than the sum of its proper divisors (1).

64196423 is an equidigital number, since it uses as much as digits as its factorization.

64196423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 64196423 is about 8012.2670324946. The cubic root of 64196423 is about 400.4087966542.

The spelling of 64196423 in words is "sixty-four million, one hundred ninety-six thousand, four hundred twenty-three".