275667042 has 32 divisors (see below), whose sum is σ = 642960000. Its totient is φ = 78761424.

The previous prime is 275667031. The next prime is 275667047. The reversal of 275667042 is 240766572.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (275667047) 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, 64917 + ... + 69032.

It is an arithmetic number, because the mean of its divisors is an integer number (20092500).

Almost surely, 2^275667042 is an apocalyptic number.

275667042 is an abundant number, since it is smaller than the sum of its proper divisors (367292958).

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

275667042 is a wasteful number, since it uses less digits than its factorization.

275667042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133975 (or 133961 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 275667042 is about 16603.2238435793. The cubic root of 275667042 is about 650.8210862252.

The spelling of 275667042 in words is "two hundred seventy-five million, six hundred sixty-seven thousand, forty-two".