1434140 has 12 divisors (see below), whose sum is σ = 3011736. Its totient is φ = 573648.

The previous prime is 1434133. The next prime is 1434143. The reversal of 1434140 is 414341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1434143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35834 + ... + 35873.

It is an arithmetic number, because the mean of its divisors is an integer number (250978).

2^1434140 is an apocalyptic number.

1434140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1434140 is an abundant number, since it is smaller than the sum of its proper divisors (1577596).

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

1434140 is a wasteful number, since it uses less digits than its factorization.

1434140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71716 (or 71714 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1434140 is about 1197.5558442094. Note that the first 3 decimals coincide. The cubic root of 1434140 is about 112.7709354556.

Adding to 1434140 its reverse (414341), we get a palindrome (1848481).

The spelling of 1434140 in words is "one million, four hundred thirty-four thousand, one hundred forty".