662554 has 4 divisors (see below), whose sum is σ = 993834. Its totient is φ = 331276.

The previous prime is 662551. The next prime is 662567. The reversal of 662554 is 455266.

662554 is nontrivially palindromic in base 16.

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., 597529 + 65025 = 773^2 + 255^2 .

It is not an unprimeable number, because it can be changed into a prime (662551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165637 + ... + 165640.

2⁶⁶²⁵⁵⁴ is an apocalyptic number.

662554 is a deficient number, since it is larger than the sum of its proper divisors (331280).

662554 is a wasteful number, since it uses less digits than its factorization.

662554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331279.

The product of its digits is 7200, while the sum is 28.

The square root of 662554 is about 813.9742010654. The cubic root of 662554 is about 87.1780385454.

The spelling of 662554 in words is "six hundred sixty-two thousand, five hundred fifty-four".