20202416 has 20 divisors (see below), whose sum is σ = 42153552. Its totient is φ = 9324096.

The previous prime is 20202379. The next prime is 20202419. The reversal of 20202416 is 61420202.

It is a super-2 number, since 2×20202416² = 816275224474112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20202394 and 20202403.

It is not an unprimeable number, because it can be changed into a prime (20202419) 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, 48356 + ... + 48771.

Almost surely, 2^20202416 is an apocalyptic number.

20202416 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20202416 is an abundant number, since it is smaller than the sum of its proper divisors (21951136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20202416 is a wasteful number, since it uses less digits than its factorization.

20202416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97148 (or 97142 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 20202416 is about 4494.7097792850. The cubic root of 20202416 is about 272.3544255138.

Adding to 20202416 its reverse (61420202), we get a palindrome (81622618).

The spelling of 20202416 in words is "twenty million, two hundred two thousand, four hundred sixteen".