3421222040 has 32 divisors (see below), whose sum is σ = 7885503360. Its totient is φ = 1335110400.

The previous prime is 3421222019. The next prime is 3421222043. The reversal of 3421222040 is 402221243.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421222043) 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, 1041416 + ... + 1044695.

It is an arithmetic number, because the mean of its divisors is an integer number (246421980).

Almost surely, 2^3421222040 is an apocalyptic number.

It is an amenable number.

3421222040 is an abundant number, since it is smaller than the sum of its proper divisors (4464281320).

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

3421222040 is a wasteful number, since it uses less digits than its factorization.

3421222040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086163 (or 2086159 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3421222040 is about 58491.2133572214. The cubic root of 3421222040 is about 1506.8166845776.

Adding to 3421222040 its reverse (402221243), we get a palindrome (3823443283).

The spelling of 3421222040 in words is "three billion, four hundred twenty-one million, two hundred twenty-two thousand, forty".