32040426 has 32 divisors (see below), whose sum is σ = 72949248. Its totient is φ = 9286640.

The previous prime is 32040397. The next prime is 32040443. The reversal of 32040426 is 62404023.

It is a super-2 number, since 2×32040426² = 2053177796522952, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9036 + ... + 12071.

It is an arithmetic number, because the mean of its divisors is an integer number (2279664).

Almost surely, 2^32040426 is an apocalyptic number.

32040426 is an abundant number, since it is smaller than the sum of its proper divisors (40908822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32040426 is a wasteful number, since it uses less digits than its factorization.

32040426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21146.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 32040426 is about 5660.4263090336. The cubic root of 32040426 is about 317.6138463742.

Adding to 32040426 its reverse (62404023), we get a palindrome (94444449).

The spelling of 32040426 in words is "thirty-two million, forty thousand, four hundred twenty-six".