35404225221 has 8 divisors (see below), whose sum is σ = 47234978560. Its totient is φ = 23588144352.

The previous prime is 35404225217. The next prime is 35404225247. The reversal of 35404225221 is 12252240453.

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

It is not a de Polignac number, because 35404225221 - 2² = 35404225217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35404225421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3662485 + ... + 3672138.

It is an arithmetic number, because the mean of its divisors is an integer number (5904372320).

Almost surely, 2^35404225221 is an apocalyptic number.

It is an amenable number.

35404225221 is a deficient number, since it is larger than the sum of its proper divisors (11830753339).

35404225221 is a wasteful number, since it uses less digits than its factorization.

35404225221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7336235.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 35404225221 its reverse (12252240453), we get a palindrome (47656465674).

The spelling of 35404225221 in words is "thirty-five billion, four hundred four million, two hundred twenty-five thousand, two hundred twenty-one".