1434870 has 48 divisors (see below), whose sum is σ = 3790800. Its totient is φ = 376512.

The previous prime is 1434857. The next prime is 1434883. The reversal of 1434870 is 784341.

1434870 = T₁₀₆ + T₁₀₇ + ... + T₂₁₃.

It is an interprime number because it is at equal distance from previous prime (1434857) and next prime (1434883).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9556 + ... + 9704.

It is an arithmetic number, because the mean of its divisors is an integer number (78975).

2^1434870 is an apocalyptic number.

1434870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1434870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1895400).

1434870 is an abundant number, since it is smaller than the sum of its proper divisors (2355930).

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

1434870 is a wasteful number, since it uses less digits than its factorization.

1434870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 266 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1434870 is about 1197.8605928905. The cubic root of 1434870 is about 112.7900662748.

It can be divided in two parts, 1434 and 870, that added together give a square (2304 = 48²).

The spelling of 1434870 in words is "one million, four hundred thirty-four thousand, eight hundred seventy".