1804427286 has 16 divisors (see below), whose sum is σ = 3658291824. Its totient is φ = 593236224.

The previous prime is 1804427237. The next prime is 1804427291. The reversal of 1804427286 is 6827244081.

It is a super-2 number, since 2×1804427286² = 6511915660922651592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2059411 + ... + 2060286.

It is an arithmetic number, because the mean of its divisors is an integer number (228643239).

Almost surely, 2^1804427286 is an apocalyptic number.

1804427286 is an abundant number, since it is smaller than the sum of its proper divisors (1853864538).

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

1804427286 is a wasteful number, since it uses less digits than its factorization.

1804427286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119775.

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 1804427286 is about 42478.5508933626. The cubic root of 1804427286 is about 1217.4369028462.

The spelling of 1804427286 in words is "one billion, eight hundred four million, four hundred twenty-seven thousand, two hundred eighty-six".