20734412 has 12 divisors (see below), whose sum is σ = 37455936. Its totient is φ = 10032720.

The previous prime is 20734411. The next prime is 20734433. The reversal of 20734412 is 21443702.

It is not an unprimeable number, because it can be changed into a prime (20734411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83483 + ... + 83730.

It is an arithmetic number, because the mean of its divisors is an integer number (3121328).

Almost surely, 2^20734412 is an apocalyptic number.

It is an amenable number.

20734412 is a deficient number, since it is larger than the sum of its proper divisors (16721524).

20734412 is a wasteful number, since it uses less digits than its factorization.

20734412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167248 (or 167246 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 20734412 is about 4553.5054628275. The cubic root of 20734412 is about 274.7244048925.

The spelling of 20734412 in words is "twenty million, seven hundred thirty-four thousand, four hundred twelve".