20070116 has 24 divisors (see below), whose sum is σ = 38435040. Its totient is φ = 9094400.

The previous prime is 20070107. The next prime is 20070139. The reversal of 20070116 is 61107002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20070094 and 20070103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21140 + ... + 22068.

It is an arithmetic number, because the mean of its divisors is an integer number (1601460).

Almost surely, 2^20070116 is an apocalyptic number.

It is an amenable number.

20070116 is a deficient number, since it is larger than the sum of its proper divisors (18364924).

20070116 is a wasteful number, since it uses less digits than its factorization.

20070116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435 (or 1433 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 20070116 is about 4479.9683034593. The cubic root of 20070116 is about 271.7585985345.

Adding to 20070116 its reverse (61107002), we get a palindrome (81177118).

The spelling of 20070116 in words is "twenty million, seventy thousand, one hundred sixteen".