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5742725 = 5229892
BaseRepresentation
bin10101111010000010000101
3101210202112112
4111322002011
52432231400
6323030405
766545432
oct25720205
911722475
105742725
11327265a
121b0b405
131260b81
14a96b89
15786835
hex57a085

5742725 has 18 divisors (see below), whose sum is σ = 7450230. Its totient is φ = 4385920.

The previous prime is 5742713. The next prime is 5742727. The reversal of 5742725 is 5272475.

It can be written as a sum of positive squares in 9 ways, for example, as 3265249 + 2477476 = 1807^2 + 1574^2 .

It is not a de Polignac number, because 5742725 - 28 = 5742469 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5742691 and 5742700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5742727) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 64481 + ... + 64569.

Almost surely, 25742725 is an apocalyptic number.

It is an amenable number.

5742725 is a deficient number, since it is larger than the sum of its proper divisors (1707505).

5742725 is an equidigital number, since it uses as much as digits as its factorization.

5742725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217 (or 123 counting only the distinct ones).

The product of its digits is 19600, while the sum is 32.

The square root of 5742725 is about 2396.3983391749. The cubic root of 5742725 is about 179.0768060890.

The spelling of 5742725 in words is "five million, seven hundred forty-two thousand, seven hundred twenty-five".

Divisors: 1 5 25 29 89 145 445 725 2225 2581 7921 12905 39605 64525 198025 229709 1148545 5742725