653354 has 12 divisors (see below), whose sum is σ = 1061766. Its totient is φ = 301392.

The previous prime is 653339. The next prime is 653357. The reversal of 653354 is 453356.

653354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 388129 + 265225 = 623^2 + 515^2 .

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 653354.

It is not an unprimeable number, because it can be changed into a prime (653357) 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, 629 + ... + 1304.

2⁶⁵³³⁵⁴ is an apocalyptic number.

653354 is a deficient number, since it is larger than the sum of its proper divisors (408412).

653354 is a wasteful number, since it uses less digits than its factorization.

653354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961 (or 1948 counting only the distinct ones).

The product of its digits is 5400, while the sum is 26.

The square root of 653354 is about 808.3031609489. The cubic root of 653354 is about 86.7726481241.

The spelling of 653354 in words is "six hundred fifty-three thousand, three hundred fifty-four".