20296419 has 64 divisors (see below), whose sum is σ = 35417088. Its totient is φ = 10222080.

The previous prime is 20296417. The next prime is 20296439. The reversal of 20296419 is 91469202.

It is not a de Polignac number, because 20296419 - 2¹ = 20296417 is a prime.

It is a super-2 number, since 2×20296419² = 823889248447122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a self number, because there is not a number n which added to its sum of digits gives 20296419.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20296417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 882442 + ... + 882464.

It is an arithmetic number, because the mean of its divisors is an integer number (553392).

Almost surely, 2^20296419 is an apocalyptic number.

20296419 is a deficient number, since it is larger than the sum of its proper divisors (15120669).

20296419 is a wasteful number, since it uses less digits than its factorization.

20296419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 20296419 is about 4505.1547143245. The cubic root of 20296419 is about 272.7761989294.

It can be divided in two parts, 2029 and 6419, that added together give a palindrome (8448).

The spelling of 20296419 in words is "twenty million, two hundred ninety-six thousand, four hundred nineteen".