3903400 has 48 divisors (see below), whose sum is σ = 9402300. Its totient is φ = 1505280.

The previous prime is 3903373. The next prime is 3903401. The reversal of 3903400 is 43093.

It can be written as a sum of positive squares in 6 ways, for example, as 1127844 + 2775556 = 1062^2 + 1666^2 .

It is not an unprimeable number, because it can be changed into a prime (3903401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5464 + ... + 6136.

Almost surely, 2^3903400 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 3903400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4701150).

3903400 is an abundant number, since it is smaller than the sum of its proper divisors (5498900).

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

3903400 is a wasteful number, since it uses less digits than its factorization.

3903400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 709 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 3903400 is about 1975.7024067404. The cubic root of 3903400 is about 157.4518203182.

Adding to 3903400 its reverse (43093), we get a palindrome (3946493).

The spelling of 3903400 in words is "three million, nine hundred three thousand, four hundred".