32730490 has 32 divisors (see below), whose sum is σ = 64270080. Its totient is φ = 11928384.

The previous prime is 32730487. The next prime is 32730493. The reversal of 32730490 is 9403723.

It is an interprime number because it is at equal distance from previous prime (32730487) and next prime (32730493).

It is not an unprimeable number, because it can be changed into a prime (32730493) 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 15 ways as a sum of consecutive naturals, for example, 8677 + ... + 11863.

It is an arithmetic number, because the mean of its divisors is an integer number (2008440).

Almost surely, 2^32730490 is an apocalyptic number.

32730490 is a deficient number, since it is larger than the sum of its proper divisors (31539590).

32730490 is a wasteful number, since it uses less digits than its factorization.

32730490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 32730490 is about 5721.0567205718. The cubic root of 32730490 is about 319.8778505148.

The spelling of 32730490 in words is "thirty-two million, seven hundred thirty thousand, four hundred ninety".