240054738 has 64 divisors (see below), whose sum is σ = 600348672. Its totient is φ = 62167680.

The previous prime is 240054701. The next prime is 240054757. The reversal of 240054738 is 837450042.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 240054699 and 240054708.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 231870 + ... + 232902.

It is an arithmetic number, because the mean of its divisors is an integer number (9380448).

Almost surely, 2^240054738 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240054738, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300174336).

240054738 is an abundant number, since it is smaller than the sum of its proper divisors (360293934).

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

240054738 is a wasteful number, since it uses less digits than its factorization.

240054738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 240054738 is about 15493.6999454617. The cubic root of 240054738 is about 621.4937430696.

The spelling of 240054738 in words is "two hundred forty million, fifty-four thousand, seven hundred thirty-eight".