2074543521 has 8 divisors (see below), whose sum is σ = 2783676864. Its totient is φ = 1374219600.

The previous prime is 2074543483. The next prime is 2074543531. The reversal of 2074543521 is 1253454702.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2074543521 - 2¹⁰ = 2074542497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2074543531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2201805 + ... + 2202746.

It is an arithmetic number, because the mean of its divisors is an integer number (347959608).

Almost surely, 2^2074543521 is an apocalyptic number.

It is an amenable number.

2074543521 is a deficient number, since it is larger than the sum of its proper divisors (709133343).

2074543521 is a wasteful number, since it uses less digits than its factorization.

2074543521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404711.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 2074543521 is about 45547.1571121623. The cubic root of 2074543521 is about 1275.3836643158.

The spelling of 2074543521 in words is "two billion, seventy-four million, five hundred forty-three thousand, five hundred twenty-one".