35404421 has 8 divisors (see below), whose sum is σ = 40370904. Its totient is φ = 30758400.

The previous prime is 35404417. The next prime is 35404423. The reversal of 35404421 is 12440453.

It can be written as a sum of positive squares in 4 ways, for example, as 429025 + 34975396 = 655^2 + 5914^2 .

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 35404421 - 2² = 35404417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35404423) 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, 79880 + ... + 80321.

It is an arithmetic number, because the mean of its divisors is an integer number (5046363).

Almost surely, 2^35404421 is an apocalyptic number.

It is an amenable number.

35404421 is a deficient number, since it is larger than the sum of its proper divisors (4966483).

35404421 is a wasteful number, since it uses less digits than its factorization.

35404421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160231.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 35404421 is about 5950.1614263816. The cubic root of 35404421 is about 328.3617025370.

Adding to 35404421 its reverse (12440453), we get a palindrome (47844874).

The spelling of 35404421 in words is "thirty-five million, four hundred four thousand, four hundred twenty-one".