46378940 has 48 divisors (see below), whose sum is σ = 100531200. Its totient is φ = 17962560.

The previous prime is 46378939. The next prime is 46378949. The reversal of 46378940 is 4987364.

46378940 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

46378940 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46378949) 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, 171005 + ... + 171275.

It is an arithmetic number, because the mean of its divisors is an integer number (2094400).

Almost surely, 2^46378940 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 46378940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50265600).

46378940 is an abundant number, since it is smaller than the sum of its proper divisors (54152260).

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

46378940 is a wasteful number, since it uses less digits than its factorization.

46378940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 46378940 is about 6810.2085136947. The cubic root of 46378940 is about 359.2859818838.

The spelling of 46378940 in words is "forty-six million, three hundred seventy-eight thousand, nine hundred forty".