1434400 has 72 divisors (see below), whose sum is σ = 3843504. Its totient is φ = 518400.

The previous prime is 1434397. The next prime is 1434421. The reversal of 1434400 is 44341.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8719 + ... + 8881.

It is an arithmetic number, because the mean of its divisors is an integer number (53382).

2^1434400 is an apocalyptic number.

1434400 is a gapful number since it is divisible by the number (10) 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 1434400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1921752).

1434400 is an abundant number, since it is smaller than the sum of its proper divisors (2409104).

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

1434400 is a wasteful number, since it uses less digits than its factorization.

1434400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1434400 is about 1197.6643937264. The cubic root of 1434400 is about 112.7777499162. Note that the first 4 decimals are identical.

Adding to 1434400 its reverse (44341), we get a palindrome (1478741).

The spelling of 1434400 in words is "one million, four hundred thirty-four thousand, four hundred".