945424628 has 6 divisors (see below), whose sum is σ = 1654493106. Its totient is φ = 472712312.

The previous prime is 945424619. The next prime is 945424631. The reversal of 945424628 is 826424549.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 527712784 + 417711844 = 22972^2 + 20438^2 .

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 as a sum of consecutive naturals, namely, 118178075 + ... + 118178082.

It is an arithmetic number, because the mean of its divisors is an integer number (275748851).

Almost surely, 2^945424628 is an apocalyptic number.

It is an amenable number.

945424628 is a deficient number, since it is larger than the sum of its proper divisors (709068478).

945424628 is a wasteful number, since it uses less digits than its factorization.

945424628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236356161 (or 236356159 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 945424628 is about 30747.7580971361. The cubic root of 945424628 is about 981.4668537289.

The spelling of 945424628 in words is "nine hundred forty-five million, four hundred twenty-four thousand, six hundred twenty-eight".