1864227 has 8 divisors (see below), whose sum is σ = 2508880. Its totient is φ = 1231200.

The previous prime is 1864217. The next prime is 1864241. The reversal of 1864227 is 7224681.

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

It is not a de Polignac number, because 1864227 - 2⁸ = 1863971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1864194 and 1864203.

It is not an unprimeable number, because it can be changed into a prime (1864217) 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, 2524 + ... + 3177.

It is an arithmetic number, because the mean of its divisors is an integer number (313610).

2^1864227 is an apocalyptic number.

1864227 is a deficient number, since it is larger than the sum of its proper divisors (644653).

1864227 is a wasteful number, since it uses less digits than its factorization.

1864227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5813.

The product of its digits is 5376, while the sum is 30.

The square root of 1864227 is about 1365.3669836348. The cubic root of 1864227 is about 123.0739854968.

The spelling of 1864227 in words is "one million, eight hundred sixty-four thousand, two hundred twenty-seven".