945427384 has 64 divisors (see below), whose sum is σ = 2048688000. Its totient is φ = 404507520.

The previous prime is 945427361. The next prime is 945427411. The reversal of 945427384 is 483724549.

It is a happy number.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270802 + ... + 274270.

It is an arithmetic number, because the mean of its divisors is an integer number (32010750).

Almost surely, 2^945427384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 945427384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1024344000).

945427384 is an abundant number, since it is smaller than the sum of its proper divisors (1103260616).

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

945427384 is a wasteful number, since it uses less digits than its factorization.

945427384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3668 (or 3664 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The square root of 945427384 is about 30747.8029133790. The cubic root of 945427384 is about 981.4678074168.

It can be divided in two parts, 94542 and 7384, that added together give a triangular number (101926 = T₄₅₁).

The spelling of 945427384 in words is "nine hundred forty-five million, four hundred twenty-seven thousand, three hundred eighty-four".