274239825 has 48 divisors (see below), whose sum is σ = 479969280. Its totient is φ = 137782080.

The previous prime is 274239811. The next prime is 274239829. The reversal of 274239825 is 528932472.

It is not a de Polignac number, because 274239825 - 2⁴ = 274239809 is a prime.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (274239829) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 317344 + ... + 318206.

It is an arithmetic number, because the mean of its divisors is an integer number (9999360).

Almost surely, 2^274239825 is an apocalyptic number.

274239825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

274239825 is a deficient number, since it is larger than the sum of its proper divisors (205729455).

274239825 is a wasteful number, since it uses less digits than its factorization.

274239825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118 (or 1113 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 274239825 is about 16560.1879518319. The cubic root of 274239825 is about 649.6959722161.

The spelling of 274239825 in words is "two hundred seventy-four million, two hundred thirty-nine thousand, eight hundred twenty-five".