1826311428 has 48 divisors (see below), whose sum is σ = 5013408960. Its totient is φ = 572959872.

The previous prime is 1826311373. The next prime is 1826311433. The reversal of 1826311428 is 8241136281.

1826311428 is a `hidden beast` number, since 1 + 8 + 2 + 631 + 14 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1826311392 and 1826311401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495526 + ... + 499197.

It is an arithmetic number, because the mean of its divisors is an integer number (104446020).

Almost surely, 2^1826311428 is an apocalyptic number.

1826311428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1826311428 is an abundant number, since it is smaller than the sum of its proper divisors (3187097532).

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

1826311428 is a wasteful number, since it uses less digits than its factorization.

1826311428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994753 (or 994745 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 1826311428 is about 42735.3650739057. The cubic root of 1826311428 is about 1222.3388413401.

The spelling of 1826311428 in words is "one billion, eight hundred twenty-six million, three hundred eleven thousand, four hundred twenty-eight".