1828894572 has 48 divisors (see below), whose sum is σ = 4745301120. Its totient is φ = 609152976.

The previous prime is 1828894559. The next prime is 1828894579. The reversal of 1828894572 is 2754988281.

1828894572 is a `hidden beast` number, since 182 + 8 + 8 + 9 + 457 + 2 = 666.

1828894572 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1828894579) 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, 148183 + ... + 160049.

It is an arithmetic number, because the mean of its divisors is an integer number (98860440).

Almost surely, 2^1828894572 is an apocalyptic number.

1828894572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1828894572 is an abundant number, since it is smaller than the sum of its proper divisors (2916406548).

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

1828894572 is a wasteful number, since it uses less digits than its factorization.

1828894572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13307 (or 13299 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 54.

The square root of 1828894572 is about 42765.5769515623. The cubic root of 1828894572 is about 1222.9148639018.

The spelling of 1828894572 in words is "one billion, eight hundred twenty-eight million, eight hundred ninety-four thousand, five hundred seventy-two".