945403272 has 64 divisors (see below), whose sum is σ = 2864865600. Its totient is φ = 286485120.

The previous prime is 945403267. The next prime is 945403279. The reversal of 945403272 is 272304549.

945403272 is a `hidden beast` number, since 94 + 540 + 3 + 27 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (945403279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196573 + ... + 201324.

It is an arithmetic number, because the mean of its divisors is an integer number (44763525).

Almost surely, 2^945403272 is an apocalyptic number.

It is an amenable number.

945403272 is an abundant number, since it is smaller than the sum of its proper divisors (1919462328).

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

945403272 is a wasteful number, since it uses less digits than its factorization.

945403272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397923 (or 397913 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 945403272 is about 30747.4108178233. The cubic root of 945403272 is about 981.4594636232.

The spelling of 945403272 in words is "nine hundred forty-five million, four hundred three thousand, two hundred seventy-two".