240344545 has 8 divisors (see below), whose sum is σ = 329615424. Its totient is φ = 164807664.

The previous prime is 240344539. The next prime is 240344551. The reversal of 240344545 is 545443042.

It is an interprime number because it is at equal distance from previous prime (240344539) and next prime (240344551).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240344545 - 2³ = 240344537 is a prime.

It is a super-2 number, since 2×240344545² = 115531000622514050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3433459 + ... + 3433528.

It is an arithmetic number, because the mean of its divisors is an integer number (41201928).

Almost surely, 2^240344545 is an apocalyptic number.

It is an amenable number.

240344545 is a deficient number, since it is larger than the sum of its proper divisors (89270879).

240344545 is an equidigital number, since it uses as much as digits as its factorization.

240344545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6866999.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 240344545 is about 15503.0495387198. The cubic root of 240344545 is about 621.7437427245.

Adding to 240344545 its reverse (545443042), we get a palindrome (785787587).

The spelling of 240344545 in words is "two hundred forty million, three hundred forty-four thousand, five hundred forty-five".