626563361 has 16 divisors (see below), whose sum is σ = 666758400. Its totient is φ = 587130768.

The previous prime is 626563337. The next prime is 626563369. The reversal of 626563361 is 163365626.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 626563361 - 2¹⁰ = 626562337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (626563369) 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, 950450 + ... + 951108.

It is an arithmetic number, because the mean of its divisors is an integer number (41672400).

Almost surely, 2^626563361 is an apocalyptic number.

It is an amenable number.

626563361 is a deficient number, since it is larger than the sum of its proper divisors (40195039).

626563361 is a wasteful number, since it uses less digits than its factorization.

626563361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148.

The product of its digits is 116640, while the sum is 38.

The square root of 626563361 is about 25031.2476916353. The cubic root of 626563361 is about 855.7002623551.

The spelling of 626563361 in words is "six hundred twenty-six million, five hundred sixty-three thousand, three hundred sixty-one".