20346332 has 24 divisors (see below), whose sum is σ = 36879360. Its totient is φ = 9815040.

The previous prime is 20346317. The next prime is 20346343. The reversal of 20346332 is 23364302.

It is a junction number, because it is equal to n+sod(n) for n = 20346298 and 20346307.

It is a congruent 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, 15269 + ... + 16547.

It is an arithmetic number, because the mean of its divisors is an integer number (1536640).

Almost surely, 2^20346332 is an apocalyptic number.

It is an amenable number.

20346332 is a deficient number, since it is larger than the sum of its proper divisors (16533028).

20346332 is a wasteful number, since it uses less digits than its factorization.

20346332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421 (or 1419 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 20346332 is about 4510.6908561771. The cubic root of 20346332 is about 272.9996198343. Note that the first 3 decimals are identical.

The spelling of 20346332 in words is "twenty million, three hundred forty-six thousand, three hundred thirty-two".