275147232 has 24 divisors (see below), whose sum is σ = 722261736. Its totient is φ = 91715712.

The previous prime is 275147219. The next prime is 275147251. The reversal of 275147232 is 232741572.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 275147193 and 275147202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1432963 + ... + 1433154.

It is an arithmetic number, because the mean of its divisors is an integer number (30094239).

Almost surely, 2^275147232 is an apocalyptic number.

It is an amenable number.

275147232 is an abundant number, since it is smaller than the sum of its proper divisors (447114504).

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

275147232 is a wasteful number, since it uses less digits than its factorization.

275147232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866130 (or 2866122 counting only the distinct ones).

The product of its digits is 23520, while the sum is 33.

The square root of 275147232 is about 16587.5625695881. The cubic root of 275147232 is about 650.4117564659.

The spelling of 275147232 in words is "two hundred seventy-five million, one hundred forty-seven thousand, two hundred thirty-two".