945457564 has 12 divisors (see below), whose sum is σ = 1670014584. Its totient is φ = 468310544.

The previous prime is 945457531. The next prime is 945457571. The reversal of 945457564 is 465754549.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104079 + ... + 1104934.

It is an arithmetic number, because the mean of its divisors is an integer number (139167882).

Almost surely, 2^945457564 is an apocalyptic number.

It is an amenable number.

945457564 is a deficient number, since it is larger than the sum of its proper divisors (724557020).

945457564 is a wasteful number, since it uses less digits than its factorization.

945457564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209124 (or 2209122 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 49.

The square root of 945457564 is about 30748.2936762351. The cubic root of 945457564 is about 981.4782508007.

The spelling of 945457564 in words is "nine hundred forty-five million, four hundred fifty-seven thousand, five hundred sixty-four".