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67423368 = 2332809307
BaseRepresentation
bin1000000010011…
…00110010001000
311200212110110210
410001030302020
5114230021433
610405041120
71446042405
oct401146210
9150773423
1067423368
11350711a1
121a6b61a0
1310c78aac
148d512ac
155dbc463
hex404cc88

67423368 has 16 divisors (see below), whose sum is σ = 168558480. Its totient is φ = 22474448.

The previous prime is 67423351. The next prime is 67423397. The reversal of 67423368 is 86332476.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1404630 + ... + 1404677.

It is an arithmetic number, because the mean of its divisors is an integer number (10534905).

Almost surely, 267423368 is an apocalyptic number.

It is an amenable number.

67423368 is an abundant number, since it is smaller than the sum of its proper divisors (101135112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67423368 is a wasteful number, since it uses less digits than its factorization.

67423368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809316 (or 2809312 counting only the distinct ones).

The product of its digits is 145152, while the sum is 39.

The square root of 67423368 is about 8211.1733631680. The cubic root of 67423368 is about 407.0085017351.

It can be divided in two parts, 674 and 23368, that added together give a palindrome (24042).

The spelling of 67423368 in words is "sixty-seven million, four hundred twenty-three thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 24 2809307 5618614 8427921 11237228 16855842 22474456 33711684 67423368