654452 has 6 divisors (see below), whose sum is σ = 1145298. Its totient is φ = 327224.

The previous prime is 654439. The next prime is 654491. The reversal of 654452 is 254456.

It can be written as a sum of positive squares in only one way, i.e., 583696 + 70756 = 764^2 + 266^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81803 + ... + 81810.

It is an arithmetic number, because the mean of its divisors is an integer number (190883).

2⁶⁵⁴⁴⁵² is an apocalyptic number.

It is an amenable number.

654452 is a deficient number, since it is larger than the sum of its proper divisors (490846).

654452 is a wasteful number, since it uses less digits than its factorization.

654452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163617 (or 163615 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 654452 is about 808.9820764393. The cubic root of 654452 is about 86.8212297736.

The spelling of 654452 in words is "six hundred fifty-four thousand, four hundred fifty-two".