265949952 has 72 divisors (see below), whose sum is σ = 732283440. Its totient is φ = 85585920.

The previous prime is 265949941. The next prime is 265949963. The reversal of 265949952 is 259949562.

It is an interprime number because it is at equal distance from previous prime (265949941) and next prime (265949963).

It is a junction number, because it is equal to n+sod(n) for n = 265949895 and 265949904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16302 + ... + 28242.

Almost surely, 2^265949952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265949952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366141720).

265949952 is an abundant number, since it is smaller than the sum of its proper divisors (466333488).

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

265949952 is a wasteful number, since it uses less digits than its factorization.

265949952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11989 (or 11975 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 51.

The square root of 265949952 is about 16307.9720382395. The cubic root of 265949952 is about 643.0824220117.

The spelling of 265949952 in words is "two hundred sixty-five million, nine hundred forty-nine thousand, nine hundred fifty-two".