20072626 has 32 divisors (see below), whose sum is σ = 36864000. Its totient is φ = 8005392.

The previous prime is 20072621. The next prime is 20072627. The reversal of 20072626 is 62627002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20072626.

It is not an unprimeable number, because it can be changed into a prime (20072621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15055 + ... + 16333.

It is an arithmetic number, because the mean of its divisors is an integer number (1152000).

Almost surely, 2^20072626 is an apocalyptic number.

20072626 is a deficient number, since it is larger than the sum of its proper divisors (16791374).

20072626 is a wasteful number, since it uses less digits than its factorization.

20072626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 20072626 is about 4480.2484306119. The cubic root of 20072626 is about 271.7699269137.

Adding to 20072626 its reverse (62627002), we get a palindrome (82699628).

The spelling of 20072626 in words is "twenty million, seventy-two thousand, six hundred twenty-six".