20122328 has 8 divisors (see below), whose sum is σ = 37729380. Its totient is φ = 10061160.

The previous prime is 20122241. The next prime is 20122343. The reversal of 20122328 is 82322102.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257638 + ... + 1257653.

Almost surely, 2^20122328 is an apocalyptic number.

It is an amenable number.

20122328 is a deficient number, since it is larger than the sum of its proper divisors (17607052).

20122328 is a wasteful number, since it uses less digits than its factorization.

20122328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515297 (or 2515293 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 20122328 is about 4485.7917918691. The cubic root of 20122328 is about 271.9940526381.

The spelling of 20122328 in words is "twenty million, one hundred twenty-two thousand, three hundred twenty-eight".