32011601 has 4 divisors (see below), whose sum is σ = 32025600. Its totient is φ = 31997604.

The previous prime is 32011597. The next prime is 32011613. The reversal of 32011601 is 10611023.

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: 10611023 = 1217 ⋅8719.

It is a cyclic number.

It is not a de Polignac number, because 32011601 - 2² = 32011597 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32011631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2681 + ... + 8438.

It is an arithmetic number, because the mean of its divisors is an integer number (8006400).

Almost surely, 2^32011601 is an apocalyptic number.

It is an amenable number.

32011601 is a deficient number, since it is larger than the sum of its proper divisors (13999).

32011601 is a wasteful number, since it uses less digits than its factorization.

32011601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13998.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 32011601 is about 5657.8795497960. The cubic root of 32011601 is about 317.5185712575.

Adding to 32011601 its reverse (10611023), we get a palindrome (42622624).

It can be divided in two parts, 3201 and 1601, that multiplied together give a triangular number (5124801 = T₃₂₀₁).

The spelling of 32011601 in words is "thirty-two million, eleven thousand, six hundred one".