1864122 has 16 divisors (see below), whose sum is σ = 4015200. Its totient is φ = 573552.

The previous prime is 1864117. The next prime is 1864151. The reversal of 1864122 is 2214681.

It is a junction number, because it is equal to n+sod(n) for n = 1864092 and 1864101.

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, 11872 + ... + 12027.

It is an arithmetic number, because the mean of its divisors is an integer number (250950).

2^1864122 is an apocalyptic number.

1864122 is an abundant number, since it is smaller than the sum of its proper divisors (2151078).

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

1864122 is a wasteful number, since it uses less digits than its factorization.

1864122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23917.

The product of its digits is 768, while the sum is 24.

The square root of 1864122 is about 1365.3285318926. The cubic root of 1864122 is about 123.0716747962.

The spelling of 1864122 in words is "one million, eight hundred sixty-four thousand, one hundred twenty-two".