32740394 has 16 divisors (see below), whose sum is σ = 49810248. Its totient is φ = 16138752.

The previous prime is 32740381. The next prime is 32740403. The reversal of 32740394 is 49304723.

It can be written as a sum of positive squares in 4 ways, for example, as 16297369 + 16443025 = 4037^2 + 4055^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32740394.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 71414 + ... + 71870.

Almost surely, 2^32740394 is an apocalyptic number.

32740394 is a deficient number, since it is larger than the sum of its proper divisors (17069854).

32740394 is a wasteful number, since it uses less digits than its factorization.

32740394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 32740394 is about 5721.9222294610. The cubic root of 32740394 is about 319.9101114713.

The spelling of 32740394 in words is "thirty-two million, seven hundred forty thousand, three hundred ninety-four".