275749401 has 8 divisors (see below), whose sum is σ = 389293344. Its totient is φ = 173019200.

The previous prime is 275749393. The next prime is 275749403. The reversal of 275749401 is 104947572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 275749401 - 2³ = 275749393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275749401.

It is not an unprimeable number, because it can be changed into a prime (275749403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2703375 + ... + 2703476.

It is an arithmetic number, because the mean of its divisors is an integer number (48661668).

Almost surely, 2^275749401 is an apocalyptic number.

It is an amenable number.

275749401 is a deficient number, since it is larger than the sum of its proper divisors (113543943).

275749401 is a wasteful number, since it uses less digits than its factorization.

275749401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5406871.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 275749401 is about 16605.7038694540. The cubic root of 275749401 is about 650.8858934365.

The spelling of 275749401 in words is "two hundred seventy-five million, seven hundred forty-nine thousand, four hundred one".