2801521350 has 48 divisors (see below), whose sum is σ = 7719751440. Its totient is φ = 747072000.

The previous prime is 2801521343. The next prime is 2801521361. The reversal of 2801521350 is 531251082.

It is a happy number.

2801521350 is a `hidden beast` number, since 280 + 15 + 21 + 350 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1036251 + ... + 1038950.

It is an arithmetic number, because the mean of its divisors is an integer number (160828155).

Almost surely, 2^2801521350 is an apocalyptic number.

2801521350 is an abundant number, since it is smaller than the sum of its proper divisors (4918230090).

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

2801521350 is a wasteful number, since it uses less digits than its factorization.

2801521350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075222 (or 2075211 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 2801521350 is about 52929.3996754167. The cubic root of 2801521350 is about 1409.7149718112.

The spelling of 2801521350 in words is "two billion, eight hundred one million, five hundred twenty-one thousand, three hundred fifty".