33161073 has 16 divisors (see below), whose sum is σ = 48819456. Its totient is φ = 19853840.

The previous prime is 33161057. The next prime is 33161081. The reversal of 33161073 is 37016133.

It is a cyclic number.

It is not a de Polignac number, because 33161073 - 2⁴ = 33161057 is a prime.

It is a super-2 number, since 2×33161073² = 2199313525022658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33161573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3315 + ... + 8792.

It is an arithmetic number, because the mean of its divisors is an integer number (3051216).

Almost surely, 2^33161073 is an apocalyptic number.

33161073 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

33161073 is a deficient number, since it is larger than the sum of its proper divisors (15658383).

33161073 is a wasteful number, since it uses less digits than its factorization.

33161073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12204.

The product of its (nonzero) digits is 1134, while the sum is 24.

The square root of 33161073 is about 5758.5651858775. The cubic root of 33161073 is about 321.2744520543.

The spelling of 33161073 in words is "thirty-three million, one hundred sixty-one thousand, seventy-three".