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9052489 = 43210523
BaseRepresentation
bin100010100010…
…000101001001
3122000220200101
4202202011021
54304134424
6522005401
7136642045
oct42420511
918026611
109052489
1151232a6
123046861
131b4c504
1412b9025
15bdc344
hex8a2149

9052489 has 4 divisors (see below), whose sum is σ = 9263056. Its totient is φ = 8841924.

The previous prime is 9052487. The next prime is 9052499. The reversal of 9052489 is 9842509.

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 9052489 - 21 = 9052487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9052487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105219 + ... + 105304.

It is an arithmetic number, because the mean of its divisors is an integer number (2315764).

Almost surely, 29052489 is an apocalyptic number.

It is an amenable number.

9052489 is a deficient number, since it is larger than the sum of its proper divisors (210567).

9052489 is a wasteful number, since it uses less digits than its factorization.

9052489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210566.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 9052489 is about 3008.7354486561. The cubic root of 9052489 is about 208.4119747197.

The spelling of 9052489 in words is "nine million, fifty-two thousand, four hundred eighty-nine".

Divisors: 1 43 210523 9052489