275893464 has 128 divisors (see below), whose sum is σ = 897454080. Its totient is φ = 68534400.

The previous prime is 275893463. The next prime is 275893481. The reversal of 275893464 is 464398572.

It is a super-2 number, since 2×275893464² = 152234406955838592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275893463) 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 31 ways as a sum of consecutive naturals, for example, 39259 + ... + 45749.

It is an arithmetic number, because the mean of its divisors is an integer number (7011360).

Almost surely, 2^275893464 is an apocalyptic number.

275893464 is a gapful number since it is divisible by the number (24) 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 275893464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448727040).

275893464 is an abundant number, since it is smaller than the sum of its proper divisors (621560616).

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

275893464 is a wasteful number, since it uses less digits than its factorization.

275893464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541 (or 6537 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 48.

The square root of 275893464 is about 16610.0410595519. The cubic root of 275893464 is about 650.9992236913. Note that the first 3 decimals are identical.

The spelling of 275893464 in words is "two hundred seventy-five million, eight hundred ninety-three thousand, four hundred sixty-four".