945725427 has 12 divisors (see below), whose sum is σ = 1366320384. Its totient is φ = 630357840.

The previous prime is 945725423. The next prime is 945725447. The reversal of 945725427 is 724527549.

945725427 is a `hidden beast` number, since 9 + 4 + 572 + 54 + 27 = 666.

It is not a de Polignac number, because 945725427 - 2² = 945725423 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (945725423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68302 + ... + 80972.

It is an arithmetic number, because the mean of its divisors is an integer number (113860032).

Almost surely, 2^945725427 is an apocalyptic number.

945725427 is a deficient number, since it is larger than the sum of its proper divisors (420594957).

945725427 is a wasteful number, since it uses less digits than its factorization.

945725427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20970 (or 20967 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 945725427 is about 30752.6491054023. The cubic root of 945725427 is about 981.5709314577.

It can be divided in two parts, 94572 and 5427, that added together give a palindrome (99999).

The spelling of 945725427 in words is "nine hundred forty-five million, seven hundred twenty-five thousand, four hundred twenty-seven".