3450144 has 48 divisors (see below), whose sum is σ = 9186912. Its totient is φ = 1133568.

The previous prime is 3450137. The next prime is 3450149. The reversal of 3450144 is 4410543.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 3450144.

It is not an unprimeable number, because it can be changed into a prime (3450149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7752 + ... + 8184.

It is an arithmetic number, because the mean of its divisors is an integer number (191394).

Almost surely, 2^3450144 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 3450144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4593456).

3450144 is an abundant number, since it is smaller than the sum of its proper divisors (5736768).

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

3450144 is a wasteful number, since it uses less digits than its factorization.

3450144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 3450144 is about 1857.4563251931. The cubic root of 3450144 is about 151.1050830608.

Adding to 3450144 its reverse (4410543), we get a palindrome (7860687).

The spelling of 3450144 in words is "three million, four hundred fifty thousand, one hundred forty-four".