274528416 has 96 divisors (see below), whose sum is σ = 771724800. Its totient is φ = 85190400.

The previous prime is 274528379. The next prime is 274528417. The reversal of 274528416 is 614825472.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (274528417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106341 + ... + 108891.

It is an arithmetic number, because the mean of its divisors is an integer number (8038800).

Almost surely, 2^274528416 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 274528416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385862400).

274528416 is an abundant number, since it is smaller than the sum of its proper divisors (497196384).

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

274528416 is a wasteful number, since it uses less digits than its factorization.

274528416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2642 (or 2634 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 274528416 is about 16568.8990581752. The cubic root of 274528416 is about 649.9237906707.

The spelling of 274528416 in words is "two hundred seventy-four million, five hundred twenty-eight thousand, four hundred sixteen".