1828062921 has 8 divisors (see below), whose sum is σ = 2580794784. Its totient is φ = 1147019840.

The previous prime is 1828062917. The next prime is 1828062947. The reversal of 1828062921 is 1292608281.

1828062921 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1828062921 - 2² = 1828062917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1828062921.

It is not an unprimeable number, because it can be changed into a prime (1828062991) 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, 17922135 + ... + 17922236.

It is an arithmetic number, because the mean of its divisors is an integer number (322599348).

Almost surely, 2^1828062921 is an apocalyptic number.

It is an amenable number.

1828062921 is a deficient number, since it is larger than the sum of its proper divisors (752731863).

1828062921 is a wasteful number, since it uses less digits than its factorization.

1828062921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35844391.

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 1828062921 is about 42755.8524765909. The cubic root of 1828062921 is about 1222.7294709359.

The spelling of 1828062921 in words is "one billion, eight hundred twenty-eight million, sixty-two thousand, nine hundred twenty-one".