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264572 = 22711859
BaseRepresentation
bin1000000100101111100
3111102220222
41000211330
531431242
65400512
72151230
oct1004574
9442828
10264572
11170860
12109138
1393569
146c5c0
15535d2
hex4097c

264572 has 24 divisors (see below), whose sum is σ = 577920. Its totient is φ = 102960.

The previous prime is 264559. The next prime is 264577. The reversal of 264572 is 275462.

It is an Ulam number.

It is a d-powerful number, because it can be written as 25 + 63 + 53 + 49 + 7 + 211 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264577) by changing a digit.

264572 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 737.

It is an arithmetic number, because the mean of its divisors is an integer number (24080).

2264572 is an apocalyptic number.

264572 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

264572 is an abundant number, since it is smaller than the sum of its proper divisors (313348).

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

264572 is a wasteful number, since it uses less digits than its factorization.

264572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 879 counting only the distinct ones).

The product of its digits is 3360, while the sum is 26.

The square root of 264572 is about 514.3656287117. The cubic root of 264572 is about 64.1969842303.

The spelling of 264572 in words is "two hundred sixty-four thousand, five hundred seventy-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 859 1718 3436 6013 9449 12026 18898 24052 37796 66143 132286 264572