35705213 has 4 divisors (see below), whose sum is σ = 35738688. Its totient is φ = 35671740.

The previous prime is 35705203. The next prime is 35705221. The reversal of 35705213 is 31250753.

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: 31250753 = 193 ⋅161921.

It is a cyclic number.

It is not a de Polignac number, because 35705213 - 2¹⁰ = 35704189 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 (35705203) 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, 15083 + ... + 17288.

It is an arithmetic number, because the mean of its divisors is an integer number (8934672).

Almost surely, 2^35705213 is an apocalyptic number.

It is an amenable number.

35705213 is a deficient number, since it is larger than the sum of its proper divisors (33475).

35705213 is a wasteful number, since it uses less digits than its factorization.

35705213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33474.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 35705213 is about 5975.3839207201. The cubic root of 35705213 is about 329.2889895283.

Adding to 35705213 its reverse (31250753), we get a palindrome (66955966).

The spelling of 35705213 in words is "thirty-five million, seven hundred five thousand, two hundred thirteen".