240069461 has 4 divisors (see below), whose sum is σ = 254191212. Its totient is φ = 225947712.

The previous prime is 240069457. The next prime is 240069463. The reversal of 240069461 is 164960042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 105370225 + 134699236 = 10265^2 + 11606^2 .

It is a cyclic number.

It is not a de Polignac number, because 240069461 - 2² = 240069457 is a prime.

It is a super-2 number, since 2×240069461² = 115266692209661042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240069463) 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, 7060850 + ... + 7060883.

It is an arithmetic number, because the mean of its divisors is an integer number (63547803).

Almost surely, 2^240069461 is an apocalyptic number.

It is an amenable number.

240069461 is a deficient number, since it is larger than the sum of its proper divisors (14121751).

240069461 is a wasteful number, since it uses less digits than its factorization.

240069461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14121750.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 240069461 is about 15494.1750667791. The cubic root of 240069461 is about 621.5064485959.

The spelling of 240069461 in words is "two hundred forty million, sixty-nine thousand, four hundred sixty-one".