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4572069 = 31524023
BaseRepresentation
bin10001011100001110100101
322121021200220
4101130032211
52132301234
6241554553
753601435
oct21341645
98537626
104572069
112643077
121645a59
13c41088
148702c5
15604a49
hex45c3a5

4572069 has 4 divisors (see below), whose sum is σ = 6096096. Its totient is φ = 3048044.

The previous prime is 4572059. The next prime is 4572077. The reversal of 4572069 is 9602754.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4572069 - 25 = 4572037 is a prime.

It is a super-2 number, since 2×45720692 = 41807629881522, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4572049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 762009 + ... + 762014.

It is an arithmetic number, because the mean of its divisors is an integer number (1524024).

Almost surely, 24572069 is an apocalyptic number.

It is an amenable number.

4572069 is a deficient number, since it is larger than the sum of its proper divisors (1524027).

4572069 is a wasteful number, since it uses less digits than its factorization.

4572069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524026.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 4572069 is about 2138.2396965729. The cubic root of 4572069 is about 165.9730565454.

The spelling of 4572069 in words is "four million, five hundred seventy-two thousand, sixty-nine".

Divisors: 1 3 1524023 4572069