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67407341 = 278924169
BaseRepresentation
bin1000000010010…
…00110111101101
311200211122111012
410001020313231
5114224013331
610404435005
71445644601
oct401106755
9150748435
1067407341
1135060151
121a6a8a65
1310c71701
148d49501
155db782b
hex4048ded

67407341 has 4 divisors (see below), whose sum is σ = 67434300. Its totient is φ = 67380384.

The previous prime is 67407331. The next prime is 67407349. The reversal of 67407341 is 14370476.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56942116 + 10465225 = 7546^2 + 3235^2 .

It is a cyclic number.

It is not a de Polignac number, because 67407341 - 214 = 67390957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67407298 and 67407307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67407349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9296 + ... + 14873.

It is an arithmetic number, because the mean of its divisors is an integer number (16858575).

Almost surely, 267407341 is an apocalyptic number.

It is an amenable number.

67407341 is a deficient number, since it is larger than the sum of its proper divisors (26959).

67407341 is a wasteful number, since it uses less digits than its factorization.

67407341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26958.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 67407341 is about 8210.1973788698. The cubic root of 67407341 is about 406.9762496026.

The spelling of 67407341 in words is "sixty-seven million, four hundred seven thousand, three hundred forty-one".

Divisors: 1 2789 24169 67407341