20934232 has 32 divisors (see below), whose sum is σ = 44686080. Its totient is φ = 9100960.

The previous prime is 20934197. The next prime is 20934233. The reversal of 20934232 is 23243902.

It is a junction number, because it is equal to n+sod(n) for n = 20934197 and 20934206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20934233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3148 + ... + 7195.

It is an arithmetic number, because the mean of its divisors is an integer number (1396440).

Almost surely, 2^20934232 is an apocalyptic number.

20934232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20934232 is an abundant number, since it is smaller than the sum of its proper divisors (23751848).

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

20934232 is a wasteful number, since it uses less digits than its factorization.

20934232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10383 (or 10379 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 20934232 is about 4575.3941906682. The cubic root of 20934232 is about 275.6041022783.

The spelling of 20934232 in words is "twenty million, nine hundred thirty-four thousand, two hundred thirty-two".