20260416 has 112 divisors (see below), whose sum is σ = 59911488. Its totient is φ = 5990400.

The previous prime is 20260399. The next prime is 20260433. The reversal of 20260416 is 61406202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20260399) and next prime (20260433).

It is a junction number, because it is equal to n+sod(n) for n = 20260392 and 20260401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111846 + ... + 112026.

It is an arithmetic number, because the mean of its divisors is an integer number (534924).

Almost surely, 2^20260416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20260416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29955744).

20260416 is an abundant number, since it is smaller than the sum of its proper divisors (39651072).

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

20260416 is a wasteful number, since it uses less digits than its factorization.

20260416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 20260416 is about 4501.1571845471. The cubic root of 20260416 is about 272.6148145639.

Adding to 20260416 its reverse (61406202), we get a palindrome (81666618).

The spelling of 20260416 in words is "twenty million, two hundred sixty thousand, four hundred sixteen".