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529972 = 22472819
BaseRepresentation
bin10000001011000110100
3222220222121
42001120310
5113424342
615205324
74335052
oct2013064
9886877
10529972
113321a3
12216844
131572c1
14db1d2
15a7067
hex81634

529972 has 12 divisors (see below), whose sum is σ = 947520. Its totient is φ = 259256.

The previous prime is 529961. The next prime is 529973. The reversal of 529972 is 279925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (529973) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1222 + ... + 1597.

It is an arithmetic number, because the mean of its divisors is an integer number (78960).

2529972 is an apocalyptic number.

It is an amenable number.

529972 is a deficient number, since it is larger than the sum of its proper divisors (417548).

529972 is a wasteful number, since it uses less digits than its factorization.

529972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870 (or 2868 counting only the distinct ones).

The product of its digits is 11340, while the sum is 34.

The square root of 529972 is about 727.9917581951. The cubic root of 529972 is about 80.9252981959.

Subtracting from 529972 its reverse (279925), we obtain a cube (250047 = 633).

The spelling of 529972 in words is "five hundred twenty-nine thousand, nine hundred seventy-two".

Divisors: 1 2 4 47 94 188 2819 5638 11276 132493 264986 529972