653049 has 24 divisors (see below), whose sum is σ = 1036320. Its totient is φ = 406296.

The previous prime is 653033. The next prime is 653057. The reversal of 653049 is 940356.

It is a happy number.

653049 is a `hidden beast` number, since 653 + 0 + 4 + 9 = 666.

653049 is nontrivially palindromic in base 2 and base 16.

It is not a de Polignac number, because 653049 - 2⁴ = 653033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (653749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9714 + ... + 9780.

It is an arithmetic number, because the mean of its divisors is an integer number (43180).

2⁶⁵³⁰⁴⁹ is an apocalyptic number.

It is an amenable number.

653049 is a deficient number, since it is larger than the sum of its proper divisors (383271).

653049 is a wasteful number, since it uses less digits than its factorization.

653049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 653049 is about 808.1144720892. The cubic root of 653049 is about 86.7591435631.

The spelling of 653049 in words is "six hundred fifty-three thousand, forty-nine".