3420032 has 64 divisors (see below), whose sum is σ = 8519040. Its totient is φ = 1328640.

The previous prime is 3420023. The next prime is 3420047. The reversal of 3420032 is 2300243.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 3419989 and 3420016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9683 + ... + 10029.

It is an arithmetic number, because the mean of its divisors is an integer number (133110).

Almost surely, 2^3420032 is an apocalyptic number.

3420032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3420032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4259520).

3420032 is an abundant number, since it is smaller than the sum of its proper divisors (5099008).

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

3420032 is a wasteful number, since it uses less digits than its factorization.

3420032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 3420032 is about 1849.3328526796. The cubic root of 3420032 is about 150.6641953633.

Adding to 3420032 its reverse (2300243), we get a palindrome (5720275).

The spelling of 3420032 in words is "three million, four hundred twenty thousand, thirty-two".