3420133400 has 48 divisors (see below), whose sum is σ = 7991862000. Its totient is φ = 1361162880.

The previous prime is 3420133397. The next prime is 3420133429. The reversal of 3420133400 is 43310243.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3167 + ... + 82766.

It is an arithmetic number, because the mean of its divisors is an integer number (166497125).

Almost surely, 2^3420133400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3420133400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3995931000).

3420133400 is an abundant number, since it is smaller than the sum of its proper divisors (4571728600).

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

3420133400 is a wasteful number, since it uses less digits than its factorization.

3420133400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86148 (or 86139 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3420133400 is about 58481.9066036667. The cubic root of 3420133400 is about 1506.6568435503.

Adding to 3420133400 its reverse (43310243), we get a palindrome (3463443643).

The spelling of 3420133400 in words is "three billion, four hundred twenty million, one hundred thirty-three thousand, four hundred".