625228386 has 16 divisors (see below), whose sum is σ = 1274050944. Its totient is φ = 204477104.

The previous prime is 625228381. The next prime is 625228411. The reversal of 625228386 is 683822526.

It is not an unprimeable number, because it can be changed into a prime (625228381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982746 + ... + 983381.

It is an arithmetic number, because the mean of its divisors is an integer number (79628184).

Almost surely, 2^625228386 is an apocalyptic number.

625228386 is an abundant number, since it is smaller than the sum of its proper divisors (648822558).

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

625228386 is a wasteful number, since it uses less digits than its factorization.

625228386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966185.

The product of its digits is 276480, while the sum is 42.

The square root of 625228386 is about 25004.5673027949. The cubic root of 625228386 is about 855.0921032068.

The spelling of 625228386 in words is "six hundred twenty-five million, two hundred twenty-eight thousand, three hundred eighty-six".