2405275 has 6 divisors (see below), whose sum is σ = 2982572. Its totient is φ = 1924200.

The previous prime is 2405269. The next prime is 2405297. The reversal of 2405275 is 5725042.

It is not a de Polignac number, because 2405275 - 2⁵ = 2405243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 96211 = 2405275 / (2 + 4 + 0 + 5 + 2 + 7 + 5).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48081 + ... + 48130.

2^2405275 is an apocalyptic number.

2405275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2405275 is a deficient number, since it is larger than the sum of its proper divisors (577297).

2405275 is an equidigital number, since it uses as much as digits as its factorization.

2405275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96221 (or 96216 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 2405275 is about 1550.8949029512. The cubic root of 2405275 is about 133.9846087617.

The spelling of 2405275 in words is "two million, four hundred five thousand, two hundred seventy-five".