3425400 has 144 divisors (see below), whose sum is σ = 12621960. Its totient is φ = 825600.

The previous prime is 3425399. The next prime is 3425419. The reversal of 3425400 is 45243.

It is a happy number.

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

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19714 + ... + 19886.

Almost surely, 2^3425400 is an apocalyptic number.

3425400 is a gapful number since it is divisible by the number (30) 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 3425400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6310980).

3425400 is an abundant number, since it is smaller than the sum of its proper divisors (9196560).

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

3425400 is a wasteful number, since it uses less digits than its factorization.

3425400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 3425400 is about 1850.7836178225. The cubic root of 3425400 is about 150.7429804575.

The spelling of 3425400 in words is "three million, four hundred twenty-five thousand, four hundred".