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70564 = 22132359
BaseRepresentation
bin10001001110100100
310120210111
4101032210
54224224
61302404
7412504
oct211644
9116714
1070564
114901a
1234a04
1326170
141ba04
1515d94
hex113a4

70564 has 24 divisors (see below), whose sum is σ = 141120. Its totient is φ = 30624.

The previous prime is 70549. The next prime is 70571. The reversal of 70564 is 46507.

70564 is nontrivially palindromic in base 5.

It is a super-3 number, since 3×705643 = 1054073338698432, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

70564 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1167 + ... + 1225.

It is an arithmetic number, because the mean of its divisors is an integer number (5880).

270564 is an apocalyptic number.

It is an amenable number.

70564 is a deficient number, since it is larger than the sum of its proper divisors (70556).

70564 is a wasteful number, since it uses less digits than its factorization.

70564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 70564 is about 265.6388525800. The cubic root of 70564 is about 41.3232429988.

It can be divided in two parts, 7056 and 4, that multiplied together give a square (28224 = 1682).

The spelling of 70564 in words is "seventy thousand, five hundred sixty-four".

Divisors: 1 2 4 13 23 26 46 52 59 92 118 236 299 598 767 1196 1357 1534 2714 3068 5428 17641 35282 70564