4526289 has 6 divisors (see below), whose sum is σ = 6537986. Its totient is φ = 3017520.

The previous prime is 4526287. The next prime is 4526297. The reversal of 4526289 is 9826254.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3359889 + 1166400 = 1833^2 + 1080^2 .

It is not a de Polignac number, because 4526289 - 2¹ = 4526287 is a prime.

It is a super-2 number, since 2×4526289² = 40974584223042, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4526287) 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, 251452 + ... + 251469.

Almost surely, 2^4526289 is an apocalyptic number.

It is an amenable number.

4526289 is a deficient number, since it is larger than the sum of its proper divisors (2011697).

4526289 is a wasteful number, since it uses less digits than its factorization.

4526289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502927 (or 502924 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 4526289 is about 2127.5076968133. The cubic root of 4526289 is about 165.4172360555.

The spelling of 4526289 in words is "four million, five hundred twenty-six thousand, two hundred eighty-nine".