240054739 has 4 divisors (see below), whose sum is σ = 254175624. Its totient is φ = 225933856.

The previous prime is 240054701. The next prime is 240054757. The reversal of 240054739 is 937450042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240054739 - 2¹⁷ = 239923667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240054439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7060417 + ... + 7060450.

It is an arithmetic number, because the mean of its divisors is an integer number (63543906).

Almost surely, 2^240054739 is an apocalyptic number.

240054739 is a deficient number, since it is larger than the sum of its proper divisors (14120885).

240054739 is a wasteful number, since it uses less digits than its factorization.

240054739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14120884.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 240054739 is about 15493.6999777329. The cubic root of 240054739 is about 621.4937439326.

The spelling of 240054739 in words is "two hundred forty million, fifty-four thousand, seven hundred thirty-nine".