945378 has 64 divisors (see below), whose sum is σ = 2499840. Its totient is φ = 259200.

The previous prime is 945377. The next prime is 945389. The reversal of 945378 is 873549.

Its product of digits (30240) is a multiple of the sum of its prime factors (120).

It is not an unprimeable number, because it can be changed into a prime (945377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15468 + ... + 15528.

It is an arithmetic number, because the mean of its divisors is an integer number (39060).

2⁹⁴⁵³⁷⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 945378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1249920).

945378 is an abundant number, since it is smaller than the sum of its proper divisors (1554462).

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

945378 is a wasteful number, since it uses less digits than its factorization.

945378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120 (or 114 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 945378 is about 972.3055075438. The cubic root of 945378 is about 98.1450718267.

The spelling of 945378 in words is "nine hundred forty-five thousand, three hundred seventy-eight".