240473478 has 48 divisors (see below), whose sum is σ = 561057840. Its totient is φ = 68511744.

The previous prime is 240473459. The next prime is 240473489. The reversal of 240473478 is 874374042.

240473478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126358 + ... + 128246.

It is an arithmetic number, because the mean of its divisors is an integer number (11688705).

Almost surely, 2^240473478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240473478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (280528920).

240473478 is an abundant number, since it is smaller than the sum of its proper divisors (320584362).

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

240473478 is a wasteful number, since it uses less digits than its factorization.

240473478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341 (or 2334 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 39.

The square root of 240473478 is about 15507.2072920949. The cubic root of 240473478 is about 621.8549011391.

The spelling of 240473478 in words is "two hundred forty million, four hundred seventy-three thousand, four hundred seventy-eight".