3552230421 has 6 divisors (see below), whose sum is σ = 5130999510. Its totient is φ = 2368153608.

The previous prime is 3552230417. The next prime is 3552230483. The reversal of 3552230421 is 1240322553.

It is a happy number.

3552230421 is a `hidden beast` number, since 3 + 5 + 5 + 2 + 230 + 421 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3304640196 + 247590225 = 57486^2 + 15735^2 .

It is not a de Polignac number, because 3552230421 - 2² = 3552230417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3552230401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 197346126 + ... + 197346143.

It is an arithmetic number, because the mean of its divisors is an integer number (855166585).

Almost surely, 2^3552230421 is an apocalyptic number.

It is an amenable number.

3552230421 is a deficient number, since it is larger than the sum of its proper divisors (1578769089).

3552230421 is a wasteful number, since it uses less digits than its factorization.

3552230421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394692275 (or 394692272 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 3552230421 is about 59600.5907772733. The cubic root of 3552230421 is about 1525.8097172311.

Adding to 3552230421 its reverse (1240322553), we get a palindrome (4792552974).

The spelling of 3552230421 in words is "three billion, five hundred fifty-two million, two hundred thirty thousand, four hundred twenty-one".