265061742 has 32 divisors (see below), whose sum is σ = 608757120. Its totient is φ = 76093920.

The previous prime is 265061707. The next prime is 265061743. The reversal of 265061742 is 247160562.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265061743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104433 + ... + 106940.

It is an arithmetic number, because the mean of its divisors is an integer number (19023660).

Almost surely, 2^265061742 is an apocalyptic number.

265061742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

265061742 is an abundant number, since it is smaller than the sum of its proper divisors (343695378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265061742 is a wasteful number, since it uses less digits than its factorization.

265061742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211408.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 265061742 is about 16280.7168761084. The cubic root of 265061742 is about 642.3657090881.

The spelling of 265061742 in words is "two hundred sixty-five million, sixty-one thousand, seven hundred forty-two".