240561364 has 18 divisors (see below), whose sum is σ = 435007482. Its totient is φ = 116398800.

The previous prime is 240561331. The next prime is 240561397. The reversal of 240561364 is 463165042.

It is an interprime number because it is at equal distance from previous prime (240561331) and next prime (240561397).

It can be written as a sum of positive squares in only one way, i.e., 240250000 + 311364 = 15500^2 + 558^2 .

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27447 + ... + 35134.

Almost surely, 2^240561364 is an apocalyptic number.

It is an amenable number.

240561364 is a deficient number, since it is larger than the sum of its proper divisors (194446118).

240561364 is a wasteful number, since it uses less digits than its factorization.

240561364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62647 (or 62614 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 240561364 is about 15510.0407478511. The cubic root of 240561364 is about 621.9306484851.

The spelling of 240561364 in words is "two hundred forty million, five hundred sixty-one thousand, three hundred sixty-four".