240354420 has 48 divisors (see below), whose sum is σ = 673904448. Its totient is φ = 64007680.

The previous prime is 240354409. The next prime is 240354437. The reversal of 240354420 is 24453042.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 50587 + ... + 55133.

It is an arithmetic number, because the mean of its divisors is an integer number (14039676).

Almost surely, 2^240354420 is an apocalyptic number.

240354420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240354420 is an abundant number, since it is smaller than the sum of its proper divisors (433550028).

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

240354420 is a wasteful number, since it uses less digits than its factorization.

240354420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440 (or 5438 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 240354420 is about 15503.3680211753. The cubic root of 240354420 is about 621.7522577717.

The spelling of 240354420 in words is "two hundred forty million, three hundred fifty-four thousand, four hundred twenty".