20070336 has 224 divisors, whose sum is σ = 67592448. Its totient is φ = 5160960.

The previous prime is 20070307. The next prime is 20070343. The reversal of 20070336 is 63307002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 466731 + ... + 466773.

It is an arithmetic number, because the mean of its divisors is an integer number (301752).

Almost surely, 2^20070336 is an apocalyptic number.

20070336 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20070336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33796224).

20070336 is an abundant number, since it is smaller than the sum of its proper divisors (47522112).

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

20070336 is a wasteful number, since it uses less digits than its factorization.

20070336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 21.

The square root of 20070336 is about 4479.9928571372. The cubic root of 20070336 is about 271.7595914980.

Adding to 20070336 its reverse (63307002), we get a palindrome (83377338).

The spelling of 20070336 in words is "twenty million, seventy thousand, three hundred thirty-six".