20296071 has 6 divisors (see below), whose sum is σ = 29316560. Its totient is φ = 13530708.

The previous prime is 20296069. The next prime is 20296099. The reversal of 20296071 is 17069202.

It is not a de Polignac number, because 20296071 - 2¹ = 20296069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20296021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1127551 + ... + 1127568.

Almost surely, 2^20296071 is an apocalyptic number.

20296071 is a deficient number, since it is larger than the sum of its proper divisors (9020489).

20296071 is a wasteful number, since it uses less digits than its factorization.

20296071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255125 (or 2255122 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 20296071 is about 4505.1160917339. The cubic root of 20296071 is about 272.7746399243.

It can be divided in two parts, 2029 and 6071, that added together give a square (8100 = 90²).

The spelling of 20296071 in words is "twenty million, two hundred ninety-six thousand, seventy-one".