1435140 has 144 divisors (see below), whose sum is σ = 5346432. Its totient is φ = 304128.

The previous prime is 1435139. The next prime is 1435141. The reversal of 1435140 is 415341.

1435140 = T₁₆ + T₁₇ + ... + T₂₀₄.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1435139) and next prime (1435141).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1435141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21387 + ... + 21453.

It is an arithmetic number, because the mean of its divisors is an integer number (37128).

2^1435140 is an apocalyptic number.

1435140 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 1435140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2673216).

1435140 is an abundant number, since it is smaller than the sum of its proper divisors (3911292).

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

1435140 is a wasteful number, since it uses less digits than its factorization.

1435140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1435140 is about 1197.9732885169. The cubic root of 1435140 is about 112.7971404134.

The spelling of 1435140 in words is "one million, four hundred thirty-five thousand, one hundred forty".