2146727528 has 128 divisors (see below), whose sum is σ = 4682240640. Its totient is φ = 913920000.

The previous prime is 2146727519. The next prime is 2146727551. The reversal of 2146727528 is 8257276412.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15669476 + ... + 15669612.

It is an arithmetic number, because the mean of its divisors is an integer number (36580005).

Almost surely, 2^2146727528 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 2146727528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2341120320).

2146727528 is an abundant number, since it is smaller than the sum of its proper divisors (2535513112).

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

2146727528 is a wasteful number, since it uses less digits than its factorization.

2146727528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 335 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The square root of 2146727528 is about 46332.7910663711. The cubic root of 2146727528 is about 1290.0077174388.

The spelling of 2146727528 in words is "two billion, one hundred forty-six million, seven hundred twenty-seven thousand, five hundred twenty-eight".