1435421 has 8 divisors (see below), whose sum is σ = 1561560. Its totient is φ = 1311552.

The previous prime is 1435417. The next prime is 1435457. The reversal of 1435421 is 1245341.

It can be written as a sum of positive squares in 4 ways, for example, as 7396 + 1428025 = 86^2 + 1195^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1435421 - 2² = 1435417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1435393 and 1435402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1435121) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 911 + ... + 1923.

It is an arithmetic number, because the mean of its divisors is an integer number (195195).

2^1435421 is an apocalyptic number.

It is an amenable number.

1435421 is a deficient number, since it is larger than the sum of its proper divisors (126139).

1435421 is a wasteful number, since it uses less digits than its factorization.

1435421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135.

The product of its digits is 480, while the sum is 20.

The square root of 1435421 is about 1198.0905641895. The cubic root of 1435421 is about 112.8045018155.

The spelling of 1435421 in words is "one million, four hundred thirty-five thousand, four hundred twenty-one".