654034 has 4 divisors (see below), whose sum is σ = 981054. Its totient is φ = 327016.

The previous prime is 654029. The next prime is 654047. The reversal of 654034 is 430456.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 567009 + 87025 = 753^2 + 295^2 .

It is a super-3 number, since 3×654034³ = 839309679900333912, which contains 333 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 653996 and 654014.

It is an unprimeable number.

654034 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163507 + ... + 163510.

2⁶⁵⁴⁰³⁴ is an apocalyptic number.

654034 is a deficient number, since it is larger than the sum of its proper divisors (327020).

654034 is a wasteful number, since it uses less digits than its factorization.

654034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327019.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 654034 is about 808.7236858161. The cubic root of 654034 is about 86.8027415303.

The spelling of 654034 in words is "six hundred fifty-four thousand, thirty-four".