3214204020 has 72 divisors (see below), whose sum is σ = 9987573960. Its totient is φ = 836213760.

The previous prime is 3214203961. The next prime is 3214204039. The reversal of 3214204020 is 204024123.

It can be written as a sum of positive squares in 4 ways, for example, as 184362084 + 3029841936 = 13578^2 + 55044^2 .

It is a super-2 number, since 2×3214204020² = 20662214964368320800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3214203984 and 3214204002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 210385 + ... + 225144.

It is an arithmetic number, because the mean of its divisors is an integer number (138716305).

Almost surely, 2^3214204020 is an apocalyptic number.

3214204020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3214204020 is an abundant number, since it is smaller than the sum of its proper divisors (6773369940).

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

3214204020 is a wasteful number, since it uses less digits than its factorization.

3214204020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435585 (or 435580 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 3214204020 is about 56693.9504709277. The cubic root of 3214204020 is about 1475.7897171070.

Adding to 3214204020 its reverse (204024123), we get a palindrome (3418228143).

The spelling of 3214204020 in words is "three billion, two hundred fourteen million, two hundred four thousand, twenty".