240457379 has 4 divisors (see below), whose sum is σ = 242663520. Its totient is φ = 238251240.

The previous prime is 240457363. The next prime is 240457409. The reversal of 240457379 is 973754042.

240457379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 240457379 - 2⁴ = 240457363 is a prime.

It is a super-2 number, since 2×240457379² = 115639502231099282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240457319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102907 + ... + 1103124.

It is an arithmetic number, because the mean of its divisors is an integer number (60665880).

Almost surely, 2^240457379 is an apocalyptic number.

240457379 is a deficient number, since it is larger than the sum of its proper divisors (2206141).

240457379 is a wasteful number, since it uses less digits than its factorization.

240457379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206140.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 240457379 is about 15506.6882021920. The cubic root of 240457379 is about 621.8410237037.

The spelling of 240457379 in words is "two hundred forty million, four hundred fifty-seven thousand, three hundred seventy-nine".