32100140 has 24 divisors (see below), whose sum is σ = 67525920. Its totient is φ = 12818048.

The previous prime is 32100121. The next prime is 32100151. The reversal of 32100140 is 4100123.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15824 + ... + 17736.

It is an arithmetic number, because the mean of its divisors is an integer number (2813580).

Almost surely, 2^32100140 is an apocalyptic number.

It is an amenable number.

32100140 is an abundant number, since it is smaller than the sum of its proper divisors (35425780).

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

32100140 is a wasteful number, since it uses less digits than its factorization.

32100140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761 (or 2759 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 32100140 is about 5665.6985447516. The cubic root of 32100140 is about 317.8110370841.

Adding to 32100140 its reverse (4100123), we get a palindrome (36200263).

The spelling of 32100140 in words is "thirty-two million, one hundred thousand, one hundred forty".