35245021 has 4 divisors (see below), whose sum is σ = 40280032. Its totient is φ = 30210012.

The previous prime is 35245009. The next prime is 35245027. The reversal of 35245021 is 12054253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 35245021 - 2⁹ = 35244509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35244983 and 35245001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35245027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517495 + ... + 2517508.

It is an arithmetic number, because the mean of its divisors is an integer number (10070008).

Almost surely, 2^35245021 is an apocalyptic number.

It is an amenable number.

35245021 is a deficient number, since it is larger than the sum of its proper divisors (5035011).

35245021 is an equidigital number, since it uses as much as digits as its factorization.

35245021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035010.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 35245021 is about 5936.7517212698. The cubic root of 35245021 is about 327.8681709221.

Adding to 35245021 its reverse (12054253), we get a palindrome (47299274).

The spelling of 35245021 in words is "thirty-five million, two hundred forty-five thousand, twenty-one".