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52067407 = 710397159
BaseRepresentation
bin1100011010011…
…1110001001111
310121222022001111
43012213301033
5101312124112
65055552451
71201365010
oct306476117
9117868044
1052067407
1127433017
121552b727
13aa30422
146cb5007
1548875a7
hex31a7c4f

52067407 has 8 divisors (see below), whose sum is σ = 59571200. Its totient is φ = 44580024.

The previous prime is 52067363. The next prime is 52067437. The reversal of 52067407 is 70476025.

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

It is a cyclic number.

It is not a de Polignac number, because 52067407 - 219 = 51543119 is a prime.

It is a super-2 number, since 2×520674072 = 5422029743407298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52067437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3694 + ... + 10852.

It is an arithmetic number, because the mean of its divisors is an integer number (7446400).

Almost surely, 252067407 is an apocalyptic number.

52067407 is a deficient number, since it is larger than the sum of its proper divisors (7503793).

52067407 is a wasteful number, since it uses less digits than its factorization.

52067407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8205.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 52067407 is about 7215.7748717653. The cubic root of 52067407 is about 373.4123264147.

The spelling of 52067407 in words is "fifty-two million, sixty-seven thousand, four hundred seven".

Divisors: 1 7 1039 7159 7273 50113 7438201 52067407