3229400 has 48 divisors (see below), whose sum is σ = 7652040. Its totient is φ = 1267200.

The previous prime is 3229399. The next prime is 3229403. The reversal of 3229400 is 49223.

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 (3229403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13280 + ... + 13520.

Almost surely, 2^3229400 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 3229400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3826020).

3229400 is an abundant number, since it is smaller than the sum of its proper divisors (4422640).

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

3229400 is a wasteful number, since it uses less digits than its factorization.

3229400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3229400 is about 1797.0531433433. The cubic root of 3229400 is about 147.8111787282.

The spelling of 3229400 in words is "three million, two hundred twenty-nine thousand, four hundred".