35212009 has 4 divisors (see below), whose sum is σ = 40242304. Its totient is φ = 30181716.

The previous prime is 35212007. The next prime is 35212039. The reversal of 35212009 is 90021253.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90021253 = 7 ⋅12860179.

It is a cyclic number.

It is not a de Polignac number, because 35212009 - 2¹ = 35212007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35212007) 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, 2515137 + ... + 2515150.

It is an arithmetic number, because the mean of its divisors is an integer number (10060576).

Almost surely, 2^35212009 is an apocalyptic number.

It is an amenable number.

35212009 is a deficient number, since it is larger than the sum of its proper divisors (5030295).

35212009 is an equidigital number, since it uses as much as digits as its factorization.

35212009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5030294.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 35212009 is about 5933.9707616401. The cubic root of 35212009 is about 327.7657738100.

The spelling of 35212009 in words is "thirty-five million, two hundred twelve thousand, nine".