274079430 has 128 divisors (see below), whose sum is σ = 755827200. Its totient is φ = 70641792.

The previous prime is 274079381. The next prime is 274079471. The reversal of 274079430 is 34970472.

274079430 = 2248² + 2249² + ... + 2300².

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1531081 + ... + 1531259.

It is an arithmetic number, because the mean of its divisors is an integer number (5904900).

Almost surely, 2^274079430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274079430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377913600).

274079430 is an abundant number, since it is smaller than the sum of its proper divisors (481747770).

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

274079430 is a wasteful number, since it uses less digits than its factorization.

274079430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 274079430 is about 16555.3444542842. The cubic root of 274079430 is about 649.5692846740.

The spelling of 274079430 in words is "two hundred seventy-four million, seventy-nine thousand, four hundred thirty".