32961330 has 40 divisors (see below), whose sum is σ = 88631532. Its totient is φ = 8789472.

The previous prime is 32961319. The next prime is 32961347. The reversal of 32961330 is 3316923.

32961330 is a `hidden beast` number, since 329 + 6 + 1 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 32455809 + 505521 = 5697^2 + 711^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 32961294 and 32961303.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19537 + ... + 21156.

Almost surely, 2^32961330 is an apocalyptic number.

32961330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32961330 is an abundant number, since it is smaller than the sum of its proper divisors (55670202).

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

32961330 is a wasteful number, since it uses less digits than its factorization.

32961330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40712 (or 40703 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 32961330 is about 5741.1958684581. The cubic root of 32961330 is about 320.6280957945.

The spelling of 32961330 in words is "thirty-two million, nine hundred sixty-one thousand, three hundred thirty".