626212134 has 40 divisors (see below), whose sum is σ = 1412650800. Its totient is φ = 207328464.

The previous prime is 626212133. The next prime is 626212141. The reversal of 626212134 is 431212626.

626212134 is a `hidden beast` number, since 6 + 2 + 621 + 2 + 1 + 34 = 666.

626212134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 626212098 and 626212107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (626212133) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11167 + ... + 37109.

It is an arithmetic number, because the mean of its divisors is an integer number (35316270).

Almost surely, 2^626212134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 626212134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (706325400).

626212134 is an abundant number, since it is smaller than the sum of its proper divisors (786438666).

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

626212134 is a wasteful number, since it uses less digits than its factorization.

626212134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26106 (or 26097 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 626212134 is about 25024.2309372336. The cubic root of 626212134 is about 855.5403417308.

The spelling of 626212134 in words is "six hundred twenty-six million, two hundred twelve thousand, one hundred thirty-four".