35573573 has 4 divisors (see below), whose sum is σ = 40655520. Its totient is φ = 30491628.

The previous prime is 35573569. The next prime is 35573579. The reversal of 35573573 is 37537553.

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: 37537553 = 179 ⋅209707.

It is a cyclic number.

It is not a de Polignac number, because 35573573 - 2² = 35573569 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 (35573579) 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, 2540963 + ... + 2540976.

It is an arithmetic number, because the mean of its divisors is an integer number (10163880).

Almost surely, 2^35573573 is an apocalyptic number.

It is an amenable number.

35573573 is a deficient number, since it is larger than the sum of its proper divisors (5081947).

35573573 is an equidigital number, since it uses as much as digits as its factorization.

35573573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5081946.

The product of its digits is 165375, while the sum is 38.

The square root of 35573573 is about 5964.3585572968. The cubic root of 35573573 is about 328.8838107468.

The spelling of 35573573 in words is "thirty-five million, five hundred seventy-three thousand, five hundred seventy-three".