274423404 has 48 divisors (see below), whose sum is σ = 663959520. Its totient is φ = 88112640.

The previous prime is 274423397. The next prime is 274423417. The reversal of 274423404 is 404324472.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229432 + ... + 230624.

It is an arithmetic number, because the mean of its divisors is an integer number (13832490).

Almost surely, 2^274423404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274423404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331979760).

274423404 is an abundant number, since it is smaller than the sum of its proper divisors (389536116).

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

274423404 is a wasteful number, since it uses less digits than its factorization.

274423404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890 (or 1888 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 30.

The square root of 274423404 is about 16565.7298058371. The cubic root of 274423404 is about 649.8409109671.

Adding to 274423404 its reverse (404324472), we get a palindrome (678747876).

The spelling of 274423404 in words is "two hundred seventy-four million, four hundred twenty-three thousand, four hundred four".