240261734 has 4 divisors (see below), whose sum is σ = 360392604. Its totient is φ = 120130866.

The previous prime is 240261713. The next prime is 240261739. The reversal of 240261734 is 437162042.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 437162042 = 2 ⋅218581021.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 240261697 and 240261706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240261739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60065432 + ... + 60065435.

It is an arithmetic number, because the mean of its divisors is an integer number (90098151).

Almost surely, 2^240261734 is an apocalyptic number.

240261734 is a deficient number, since it is larger than the sum of its proper divisors (120130870).

240261734 is a wasteful number, since it uses less digits than its factorization.

240261734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120130869.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 240261734 is about 15500.3785115074. The cubic root of 240261734 is about 621.6723270054.

The spelling of 240261734 in words is "two hundred forty million, two hundred sixty-one thousand, seven hundred thirty-four".