32749130 has 32 divisors (see below), whose sum is σ = 61274880. Its totient is φ = 12592960.

The previous prime is 32749121. The next prime is 32749133. The reversal of 32749130 is 3194723.

It is a junction number, because it is equal to n+sod(n) for n = 32749093 and 32749102.

It is not an unprimeable number, because it can be changed into a prime (32749133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27140 + ... + 28320.

It is an arithmetic number, because the mean of its divisors is an integer number (1914840).

Almost surely, 2^32749130 is an apocalyptic number.

32749130 is a deficient number, since it is larger than the sum of its proper divisors (28525750).

32749130 is a wasteful number, since it uses less digits than its factorization.

32749130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 32749130 is about 5722.6855583720. The cubic root of 32749130 is about 319.9385624240.

The spelling of 32749130 in words is "thirty-two million, seven hundred forty-nine thousand, one hundred thirty".