1863162 has 80 divisors (see below), whose sum is σ = 5018112. Its totient is φ = 505440.

The previous prime is 1863157. The next prime is 1863181. The reversal of 1863162 is 2613681.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (1728) is a multiple of the sum of its prime divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 35128 + ... + 35180.

2^1863162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1863162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2509056).

1863162 is an abundant number, since it is smaller than the sum of its proper divisors (3154950).

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

1863162 is a wasteful number, since it uses less digits than its factorization.

1863162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 96 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1863162 is about 1364.9769228818. The cubic root of 1863162 is about 123.0505443668.

1863162 divided by its sum of digits (27) gives a triangular number (69006 = T₃₇₁).

It can be divided in two parts, 1863 and 162, that added together give a square (2025 = 45²).

The spelling of 1863162 in words is "one million, eight hundred sixty-three thousand, one hundred sixty-two".