1827396 has 36 divisors (see below), whose sum is σ = 4822272. Its totient is φ = 582384.

The previous prime is 1827389. The next prime is 1827421. The reversal of 1827396 is 6937281.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1827396² = 6678752281632, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1827396.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276 + ... + 1931.

It is an arithmetic number, because the mean of its divisors is an integer number (133952).

2^1827396 is an apocalyptic number.

It is an amenable number.

1827396 is an abundant number, since it is smaller than the sum of its proper divisors (2994876).

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

1827396 is a wasteful number, since it uses less digits than its factorization.

1827396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240 (or 2235 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 1827396 is about 1351.8121171228. The cubic root of 1827396 is about 122.2580759215.

The spelling of 1827396 in words is "one million, eight hundred twenty-seven thousand, three hundred ninety-six".