4551122 has 4 divisors (see below), whose sum is σ = 6826686. Its totient is φ = 2275560.

The previous prime is 4551119. The next prime is 4551137. The reversal of 4551122 is 2211554.

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., 4116841 + 434281 = 2029^2 + 659^2 .

It is a super-2 number, since 2×4551122² = 41425422917768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4551094 and 4551103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137779 + ... + 1137782.

Almost surely, 2^4551122 is an apocalyptic number.

4551122 is a deficient number, since it is larger than the sum of its proper divisors (2275564).

4551122 is a wasteful number, since it uses less digits than its factorization.

4551122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275563.

The product of its digits is 400, while the sum is 20.

The square root of 4551122 is about 2133.3358854151. The cubic root of 4551122 is about 165.7191991494.

Adding to 4551122 its reverse (2211554), we get a palindrome (6762676).

The spelling of 4551122 in words is "four million, five hundred fifty-one thousand, one hundred twenty-two".