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4264493 = 19211813
BaseRepresentation
bin10000010001001000101101
322000122210012
4100101020231
52042430433
6231223005
751150632
oct20211055
98018705
104264493
112452a82
121517a65
13b6408c
147d0189
15593848
hex41122d

4264493 has 6 divisors (see below), whose sum is σ = 4501134. Its totient is φ = 4039704.

The previous prime is 4264487. The next prime is 4264511. The reversal of 4264493 is 3944624.

It can be written as a sum of positive squares in only one way, i.e., 3467044 + 797449 = 1862^2 + 893^2 .

It is not a de Polignac number, because 4264493 - 28 = 4264237 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4264193) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5546 + ... + 6267.

It is an arithmetic number, because the mean of its divisors is an integer number (750189).

Almost surely, 24264493 is an apocalyptic number.

It is an amenable number.

4264493 is a deficient number, since it is larger than the sum of its proper divisors (236641).

4264493 is a wasteful number, since it uses less digits than its factorization.

4264493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11851 (or 11832 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 4264493 is about 2065.0648900216. The cubic root of 4264493 is about 162.1645054539.

The spelling of 4264493 in words is "four million, two hundred sixty-four thousand, four hundred ninety-three".

Divisors: 1 19 361 11813 224447 4264493