633277225 has 27 divisors (see below), whose sum is σ = 914742327. Its totient is φ = 433643280.

The previous prime is 633277223. The next prime is 633277259. The reversal of 633277225 is 522772336.

The square root of 633277225 is 25165.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 227979801 + 405297424 = 15099^2 + 20132^2 .

It is not a de Polignac number, because 633277225 - 2¹ = 633277223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (633277223) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 880416 + ... + 881134.

Almost surely, 2^633277225 is an apocalyptic number.

633277225 is the 25165-th square number.

633277225 is the 12583-rd centered octagonal number.

It is an amenable number.

633277225 is a deficient number, since it is larger than the sum of its proper divisors (281465102).

633277225 is an frugal number, since it uses more digits than its factorization.

633277225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462 (or 731 counting only the distinct ones).

The product of its digits is 105840, while the sum is 37.

The cubic root of 633277225 is about 858.7457943713.

The spelling of 633277225 in words is "six hundred thirty-three million, two hundred seventy-seven thousand, two hundred twenty-five".