654802 has 4 divisors (see below), whose sum is σ = 982206. Its totient is φ = 327400.

The previous prime is 654799. The next prime is 654803. The reversal of 654802 is 208456.

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., 606841 + 47961 = 779^2 + 219^2 .

It is not an unprimeable number, because it can be changed into a prime (654803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163699 + ... + 163702.

2⁶⁵⁴⁸⁰² is an apocalyptic number.

654802 is a deficient number, since it is larger than the sum of its proper divisors (327404).

654802 is a wasteful number, since it uses less digits than its factorization.

654802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327403.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 654802 is about 809.1983687576. The cubic root of 654802 is about 86.8367043054.

The spelling of 654802 in words is "six hundred fifty-four thousand, eight hundred two".