35573161 has 4 divisors (see below), whose sum is σ = 38309572. Its totient is φ = 32836752.

The previous prime is 35573141. The next prime is 35573173. The reversal of 35573161 is 16137553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16137553 = 67 ⋅240859.

It can be written as a sum of positive squares in 2 ways, for example, as 4000000 + 31573161 = 2000^2 + 5619^2 .

It is not a de Polignac number, because 35573161 - 2¹⁹ = 35048873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35573141) 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, 1368186 + ... + 1368211.

It is an arithmetic number, because the mean of its divisors is an integer number (9577393).

Almost surely, 2^35573161 is an apocalyptic number.

It is an amenable number.

35573161 is a deficient number, since it is larger than the sum of its proper divisors (2736411).

35573161 is a wasteful number, since it uses less digits than its factorization.

35573161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736410.

The product of its digits is 9450, while the sum is 31.

The square root of 35573161 is about 5964.3240186965. The cubic root of 35573161 is about 328.8825410715.

The spelling of 35573161 in words is "thirty-five million, five hundred seventy-three thousand, one hundred sixty-one".