20738332 has 12 divisors (see below), whose sum is σ = 36333976. Its totient is φ = 10357200.

The previous prime is 20738321. The next prime is 20738359. The reversal of 20738332 is 23383702.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 20738332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738 + ... + 6670.

Almost surely, 2^20738332 is an apocalyptic number.

It is an amenable number.

20738332 is a deficient number, since it is larger than the sum of its proper divisors (15595644).

20738332 is a wasteful number, since it uses less digits than its factorization.

20738332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5988 (or 5986 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 20738332 is about 4553.9358800932. The cubic root of 20738332 is about 274.7417167219.

The spelling of 20738332 in words is "twenty million, seven hundred thirty-eight thousand, three hundred thirty-two".