1432140 has 24 divisors (see below), whose sum is σ = 4010160. Its totient is φ = 381888.

The previous prime is 1432139. The next prime is 1432147. The reversal of 1432140 is 412341.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1432147) 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 7 ways as a sum of consecutive naturals, for example, 11875 + ... + 11994.

It is an arithmetic number, because the mean of its divisors is an integer number (167090).

2^1432140 is an apocalyptic number.

1432140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1432140 is an abundant number, since it is smaller than the sum of its proper divisors (2578020).

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

1432140 is a wasteful number, since it uses less digits than its factorization.

1432140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23881 (or 23879 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1432140 is about 1196.7205187511. The cubic root of 1432140 is about 112.7184889728.

Adding to 1432140 its reverse (412341), we get a palindrome (1844481).

The spelling of 1432140 in words is "one million, four hundred thirty-two thousand, one hundred forty".