32651040 has 48 divisors (see below), whose sum is σ = 102852288. Its totient is φ = 8706816.

The previous prime is 32650997. The next prime is 32651051. The reversal of 32651040 is 4015623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 32650998 and 32651016.

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, 33532 + ... + 34491.

It is an arithmetic number, because the mean of its divisors is an integer number (2142756).

Almost surely, 2^32651040 is an apocalyptic number.

32651040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32651040 is an abundant number, since it is smaller than the sum of its proper divisors (70201248).

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

32651040 is a wasteful number, since it uses less digits than its factorization.

32651040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68041 (or 68033 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 32651040 is about 5714.1088544059. The cubic root of 32651040 is about 319.6188169495.

Adding to 32651040 its reverse (4015623), we get a palindrome (36666663).

The spelling of 32651040 in words is "thirty-two million, six hundred fifty-one thousand, forty".