13420626 has 8 divisors (see below), whose sum is σ = 26841264. Its totient is φ = 4473540.

The previous prime is 13420619. The next prime is 13420637. The reversal of 13420626 is 62602431.

It is a sphenic number, since it is the product of 3 distinct primes.

13420626 is an admirable number.

It is a super-2 number, since 2×13420626² = 360226404463752, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 13420596 and 13420605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1118380 + ... + 1118391.

It is an arithmetic number, because the mean of its divisors is an integer number (3355158).

Almost surely, 2^13420626 is an apocalyptic number.

13420626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13420626 is a wasteful number, since it uses less digits than its factorization.

13420626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236776.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 13420626 is about 3663.4172571521. The cubic root of 13420626 is about 237.6425795766.

The spelling of 13420626 in words is "thirteen million, four hundred twenty thousand, six hundred twenty-six".