626429445 has 16 divisors (see below), whose sum is σ = 1003293312. Its totient is φ = 333760320.

The previous prime is 626429423. The next prime is 626429471. The reversal of 626429445 is 544924626.

626429445 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 626429445 - 2⁶ = 626429381 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 626429397 and 626429406.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 5137 + ... + 35766.

It is an arithmetic number, because the mean of its divisors is an integer number (62705832).

Almost surely, 2^626429445 is an apocalyptic number.

It is an amenable number.

626429445 is a deficient number, since it is larger than the sum of its proper divisors (376863867).

626429445 is a wasteful number, since it uses less digits than its factorization.

626429445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41932.

The product of its digits is 414720, while the sum is 42.

The square root of 626429445 is about 25028.5725721624. The cubic root of 626429445 is about 855.6392947933.

The spelling of 626429445 in words is "six hundred twenty-six million, four hundred twenty-nine thousand, four hundred forty-five".