32040398 has 16 divisors (see below), whose sum is σ = 51919056. Its totient is φ = 14741760.

The previous prime is 32040397. The next prime is 32040443. The reversal of 32040398 is 89304023.

It is a self number, because there is not a number n which added to its sum of digits gives 32040398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32040397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7433 + ... + 10923.

It is an arithmetic number, because the mean of its divisors is an integer number (3244941).

Almost surely, 2^32040398 is an apocalyptic number.

32040398 is a deficient number, since it is larger than the sum of its proper divisors (19878658).

32040398 is a wasteful number, since it uses less digits than its factorization.

32040398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3859.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 32040398 is about 5660.4238357211. The cubic root of 32040398 is about 317.6137538537.

The spelling of 32040398 in words is "thirty-two million, forty thousand, three hundred ninety-eight".