1434220 has 12 divisors (see below), whose sum is σ = 3011904. Its totient is φ = 573680.

The previous prime is 1434217. The next prime is 1434229. The reversal of 1434220 is 224341.

It is a junction number, because it is equal to n+sod(n) for n = 1434194 and 1434203.

It is not an unprimeable number, because it can be changed into a prime (1434229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35836 + ... + 35875.

It is an arithmetic number, because the mean of its divisors is an integer number (250992).

2^1434220 is an apocalyptic number.

1434220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1434220 is an abundant number, since it is smaller than the sum of its proper divisors (1577684).

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

1434220 is a wasteful number, since it uses less digits than its factorization.

1434220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71720 (or 71718 counting only the distinct ones).

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

The square root of 1434220 is about 1197.5892451087. The cubic root of 1434220 is about 112.7730323004.

Adding to 1434220 its reverse (224341), we get a palindrome (1658561).

The spelling of 1434220 in words is "one million, four hundred thirty-four thousand, two hundred twenty".