265476420 has 288 divisors, whose sum is σ = 965260800. Its totient is φ = 60318720.

The previous prime is 265476401. The next prime is 265476427. The reversal of 265476420 is 24674562.

265476420 is a `hidden beast` number, since 2 + 6 + 5 + 4 + 7 + 642 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (265476427) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1110661 + ... + 1110899.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^265476420 is an apocalyptic number.

265476420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 265476420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482630400).

265476420 is an abundant number, since it is smaller than the sum of its proper divisors (699784380).

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

265476420 is a wasteful number, since it uses less digits than its factorization.

265476420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 265476420 is about 16293.4471490842. The cubic root of 265476420 is about 642.7005193042.

The spelling of 265476420 in words is "two hundred sixty-five million, four hundred seventy-six thousand, four hundred twenty".