945975450 has 48 divisors (see below), whose sum is σ = 2681167680. Its totient is φ = 216222720.

The previous prime is 945975449. The next prime is 945975461. The reversal of 945975450 is 54579549.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 945975450.

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 23 ways as a sum of consecutive naturals, for example, 449415 + ... + 451514.

It is an arithmetic number, because the mean of its divisors is an integer number (55857660).

Almost surely, 2^945975450 is an apocalyptic number.

945975450 is an abundant number, since it is smaller than the sum of its proper divisors (1735192230).

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

945975450 is a wasteful number, since it uses less digits than its factorization.

945975450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900951 (or 900946 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 48.

The square root of 945975450 is about 30756.7139011956. The cubic root of 945975450 is about 981.6574236812.

The spelling of 945975450 in words is "nine hundred forty-five million, nine hundred seventy-five thousand, four hundred fifty".