625948122 has 32 divisors (see below), whose sum is σ = 1363233600. Its totient is φ = 190850688.

The previous prime is 625948121. The next prime is 625948159. The reversal of 625948122 is 221849526.

It is a super-2 number, since 2×625948122² = 783622102870653768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (625948121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91363 + ... + 97974.

It is an arithmetic number, because the mean of its divisors is an integer number (42601050).

Almost surely, 2^625948122 is an apocalyptic number.

625948122 is an abundant number, since it is smaller than the sum of its proper divisors (737285478).

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

625948122 is a wasteful number, since it uses less digits than its factorization.

625948122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189390.

The product of its digits is 69120, while the sum is 39.

The square root of 625948122 is about 25018.9552539669. The cubic root of 625948122 is about 855.4200924549.

The spelling of 625948122 in words is "six hundred twenty-five million, nine hundred forty-eight thousand, one hundred twenty-two".