35045821 has 4 divisors (see below), whose sum is σ = 35248572. Its totient is φ = 34843072.

The previous prime is 35045807. The next prime is 35045827. The reversal of 35045821 is 12854053.

35045821 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27144100 + 7901721 = 5210^2 + 2811^2 .

It is a cyclic number.

It is not a de Polignac number, because 35045821 - 2¹⁹ = 34521533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 35045821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35045827) 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 3 ways as a sum of consecutive naturals, for example, 101116 + ... + 101461.

It is an arithmetic number, because the mean of its divisors is an integer number (8812143).

Almost surely, 2^35045821 is an apocalyptic number.

It is an amenable number.

35045821 is a deficient number, since it is larger than the sum of its proper divisors (202751).

35045821 is a wasteful number, since it uses less digits than its factorization.

35045821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202750.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 35045821 is about 5919.9510977710. The cubic root of 35045821 is about 327.2493149895.

Adding to 35045821 its reverse (12854053), we get a palindrome (47899874).

The spelling of 35045821 in words is "thirty-five million, forty-five thousand, eight hundred twenty-one".