20770696 has 16 divisors (see below), whose sum is σ = 39021840. Its totient is φ = 10364880.

The previous prime is 20770681. The next prime is 20770697. The reversal of 20770696 is 69607702.

It is not an unprimeable number, because it can be changed into a prime (20770697) 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, 2295 + ... + 6841.

It is an arithmetic number, because the mean of its divisors is an integer number (2438865).

Almost surely, 2^20770696 is an apocalyptic number.

It is an amenable number.

20770696 is a deficient number, since it is larger than the sum of its proper divisors (18251144).

20770696 is a wasteful number, since it uses less digits than its factorization.

20770696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5124 (or 5120 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 20770696 is about 4557.4879045369. The cubic root of 20770696 is about 274.8845620172.

The spelling of 20770696 in words is "twenty million, seven hundred seventy thousand, six hundred ninety-six".