7454225628 has 18 divisors (see below), whose sum is σ = 18842625984. Its totient is φ = 2484741864.

The previous prime is 7454225591. The next prime is 7454225629. The reversal of 7454225628 is 8265224547.

7454225628 is a `hidden beast` number, since 7 + 45 + 42 + 2 + 562 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7454225629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103530876 + ... + 103530947.

Almost surely, 2^7454225628 is an apocalyptic number.

It is an amenable number.

7454225628 is an abundant number, since it is smaller than the sum of its proper divisors (11388400356).

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

7454225628 is a wasteful number, since it uses less digits than its factorization.

7454225628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207061833 (or 207061828 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The square root of 7454225628 is about 86337.8574438815. The cubic root of 7454225628 is about 1953.4434557487.

The spelling of 7454225628 in words is "seven billion, four hundred fifty-four million, two hundred twenty-five thousand, six hundred twenty-eight".