223214077 has 4 divisors (see below), whose sum is σ = 223260156. Its totient is φ = 223168000.

The previous prime is 223214059. The next prime is 223214099. The reversal of 223214077 is 770412322.

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

It can be written as a sum of positive squares in 2 ways, for example, as 190826596 + 32387481 = 13814^2 + 5691^2 .

It is a cyclic number.

It is not a de Polignac number, because 223214077 - 2¹¹ = 223212029 is a prime.

It is a super-3 number, since 3×223214077³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223214027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14788 + ... + 25789.

It is an arithmetic number, because the mean of its divisors is an integer number (55815039).

Almost surely, 2^223214077 is an apocalyptic number.

It is an amenable number.

223214077 is a deficient number, since it is larger than the sum of its proper divisors (46079).

223214077 is an equidigital number, since it uses as much as digits as its factorization.

223214077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46078.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 223214077 is about 14940.3506317623. The cubic root of 223214077 is about 606.6066867334.

Adding to 223214077 its reverse (770412322), we get a palindrome (993626399).

The spelling of 223214077 in words is "two hundred twenty-three million, two hundred fourteen thousand, seventy-seven".