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4720532 = 221180133
BaseRepresentation
bin10010000000011110010100
322212211100112
4102000132110
52202024112
6245102152
755060325
oct22003624
98784315
104720532
112734673
1216b7958
13c9381b
148ac44c
15633a22
hex480794

4720532 has 6 divisors (see below), whose sum is σ = 8260938. Its totient is φ = 2360264.

The previous prime is 4720517. The next prime is 4720553. The reversal of 4720532 is 2350274.

It can be written as a sum of positive squares in only one way, i.e., 4682896 + 37636 = 2164^2 + 194^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4720498 and 4720507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 590063 + ... + 590070.

It is an arithmetic number, because the mean of its divisors is an integer number (1376823).

Almost surely, 24720532 is an apocalyptic number.

It is an amenable number.

4720532 is a deficient number, since it is larger than the sum of its proper divisors (3540406).

4720532 is a wasteful number, since it uses less digits than its factorization.

4720532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180137 (or 1180135 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4720532 is about 2172.6785312144. The cubic root of 4720532 is about 167.7504325450.

The spelling of 4720532 in words is "four million, seven hundred twenty thousand, five hundred thirty-two".

Divisors: 1 2 4 1180133 2360266 4720532