241989136 has 15 divisors (see below), whose sum is σ = 468974541. Its totient is φ = 120963456.

The previous prime is 241989133. The next prime is 241989151. The reversal of 241989136 is 631989142.

It is a happy number.

The square root of 241989136 is 15556.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 175403536 + 66585600 = 13244^2 + 8160^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 241989092 and 241989101.

It is not an unprimeable number, because it can be changed into a prime (241989133) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 60280 + ... + 64168.

Almost surely, 2^241989136 is an apocalyptic number.

241989136 is the 15556-th square number.

It is an amenable number.

241989136 is a deficient number, since it is larger than the sum of its proper divisors (226985405).

241989136 is an frugal number, since it uses more digits than its factorization.

241989136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7786 (or 3891 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The cubic root of 241989136 is about 623.1586430952.

The spelling of 241989136 in words is "two hundred forty-one million, nine hundred eighty-nine thousand, one hundred thirty-six".