240545402 has 8 divisors (see below), whose sum is σ = 361047456. Its totient is φ = 120196252.

The previous prime is 240545381. The next prime is 240545407. The reversal of 240545402 is 204545042.

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

It is not an unprimeable number, because it can be changed into a prime (240545407) 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, 34208 + ... + 40635.

It is an arithmetic number, because the mean of its divisors is an integer number (45130932).

Almost surely, 2^240545402 is an apocalyptic number.

240545402 is a deficient number, since it is larger than the sum of its proper divisors (120502054).

240545402 is a wasteful number, since it uses less digits than its factorization.

240545402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76452.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 240545402 is about 15509.5261694225. The cubic root of 240545402 is about 621.9168924987.

The spelling of 240545402 in words is "two hundred forty million, five hundred forty-five thousand, four hundred two".