945039473 has 8 divisors (see below), whose sum is σ = 1086513792. Its totient is φ = 805182336.

The previous prime is 945039467. The next prime is 945039493. The reversal of 945039473 is 374930549.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 945039473 - 2⁴ = 945039457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (945039493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403040 + ... + 405377.

It is an arithmetic number, because the mean of its divisors is an integer number (135814224).

Almost surely, 2^945039473 is an apocalyptic number.

It is an amenable number.

945039473 is a deficient number, since it is larger than the sum of its proper divisors (141474319).

945039473 is a wasteful number, since it uses less digits than its factorization.

945039473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808591.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 945039473 is about 30741.4943195675. The cubic root of 945039473 is about 981.3335562315. Note that the first 3 decimals are identical.

The spelling of 945039473 in words is "nine hundred forty-five million, thirty-nine thousand, four hundred seventy-three".