33161036 has 12 divisors (see below), whose sum is σ = 60033120. Its totient is φ = 16008720.

The previous prime is 33161021. The next prime is 33161057. The reversal of 33161036 is 63016133.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142820 + ... + 143051.

It is an arithmetic number, because the mean of its divisors is an integer number (5002760).

Almost surely, 2^33161036 is an apocalyptic number.

It is an amenable number.

33161036 is a deficient number, since it is larger than the sum of its proper divisors (26872084).

33161036 is a wasteful number, since it uses less digits than its factorization.

33161036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285904 (or 285902 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 33161036 is about 5758.5619732708. The cubic root of 33161036 is about 321.2743325652.

Adding to 33161036 its reverse (63016133), we get a palindrome (96177169).

The spelling of 33161036 in words is "thirty-three million, one hundred sixty-one thousand, thirty-six".