20296519 has 2 divisors, whose sum is σ = 20296520. Its totient is φ = 20296518.

The previous prime is 20296483. The next prime is 20296561. The reversal of 20296519 is 91569202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20296519 - 2¹¹ = 20294471 is a prime.

It is a super-2 number, since 2×20296519² = 823897367034722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20296019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10148259 + 10148260.

It is an arithmetic number, because the mean of its divisors is an integer number (10148260).

Almost surely, 2^20296519 is an apocalyptic number.

20296519 is a deficient number, since it is larger than the sum of its proper divisors (1).

20296519 is an equidigital number, since it uses as much as digits as its factorization.

20296519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 20296519 is about 4505.1658127088. The cubic root of 20296519 is about 272.7766469160.

It can be divided in two parts, 202 and 96519, that added together give a square (96721 = 311²).

The spelling of 20296519 in words is "twenty million, two hundred ninety-six thousand, five hundred nineteen".