32406621 has 8 divisors (see below), whose sum is σ = 46532640. Its totient is φ = 19942512.

The previous prime is 32406617. The next prime is 32406631. The reversal of 32406621 is 12660423.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 32406621 - 2² = 32406617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32406591 and 32406600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32406631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415431 + ... + 415508.

It is an arithmetic number, because the mean of its divisors is an integer number (5816580).

Almost surely, 2^32406621 is an apocalyptic number.

It is an amenable number.

32406621 is a deficient number, since it is larger than the sum of its proper divisors (14126019).

32406621 is a wasteful number, since it uses less digits than its factorization.

32406621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830955.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 32406621 is about 5692.6813541599. The cubic root of 32406621 is about 318.8192849004.

The spelling of 32406621 in words is "thirty-two million, four hundred six thousand, six hundred twenty-one".