274099540 has 96 divisors (see below), whose sum is σ = 680762880. Its totient is φ = 91392000.

The previous prime is 274099531. The next prime is 274099541. The reversal of 274099540 is 45990472.

It is a junction number, because it is equal to n+sod(n) for n = 274099493 and 274099502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (274099541) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 683340 + ... + 683740.

It is an arithmetic number, because the mean of its divisors is an integer number (7091280).

Almost surely, 2^274099540 is an apocalyptic number.

274099540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 274099540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340381440).

274099540 is an abundant number, since it is smaller than the sum of its proper divisors (406663340).

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

274099540 is a wasteful number, since it uses less digits than its factorization.

274099540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673 (or 671 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 274099540 is about 16555.9517998815. The cubic root of 274099540 is about 649.5851712108.

The spelling of 274099540 in words is "two hundred seventy-four million, ninety-nine thousand, five hundred forty".