265742006 has 4 divisors (see below), whose sum is σ = 398613012. Its totient is φ = 132871002.

The previous prime is 265742003. The next prime is 265742027. The reversal of 265742006 is 600247562.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265742003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66435500 + ... + 66435503.

It is an arithmetic number, because the mean of its divisors is an integer number (99653253).

Almost surely, 2^265742006 is an apocalyptic number.

265742006 is a deficient number, since it is larger than the sum of its proper divisors (132871006).

265742006 is a wasteful number, since it uses less digits than its factorization.

265742006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132871005.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 265742006 is about 16301.5951980167. The cubic root of 265742006 is about 642.9147698088.

Adding to 265742006 its reverse (600247562), we get a palindrome (865989568).

The spelling of 265742006 in words is "two hundred sixty-five million, seven hundred forty-two thousand, six".