3316221432 has 32 divisors (see below), whose sum is σ = 9211726800. Its totient is φ = 1105407072.

The previous prime is 3316221431. The next prime is 3316221457. The reversal of 3316221432 is 2341226133.

3316221432 is a `hidden beast` number, since 3 + 3 + 1 + 6 + 221 + 432 = 666.

3316221432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3316221432² = 21994649172112261248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3316221396 and 3316221405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3316221431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7676223 + ... + 7676654.

Almost surely, 2^3316221432 is an apocalyptic number.

It is an amenable number.

3316221432 is an abundant number, since it is smaller than the sum of its proper divisors (5895505368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3316221432 is a wasteful number, since it uses less digits than its factorization.

3316221432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15352892 (or 15352882 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 3316221432 is about 57586.6428262666. The cubic root of 3316221432 is about 1491.2410170319.

Adding to 3316221432 its reverse (2341226133), we get a palindrome (5657447565).

The spelling of 3316221432 in words is "three billion, three hundred sixteen million, two hundred twenty-one thousand, four hundred thirty-two".