1802124 has 36 divisors (see below), whose sum is σ = 4606056. Its totient is φ = 594048.

The previous prime is 1802117. The next prime is 1802137. The reversal of 1802124 is 4212081.

1802124 = 66² + 67² + ... + 178².

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

It is a super-2 number, since 2×1802124² = 6495301822752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1802097 and 1802106.

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, 3847 + ... + 4289.

It is an arithmetic number, because the mean of its divisors is an integer number (127946).

2^1802124 is an apocalyptic number.

It is an amenable number.

1802124 is an abundant number, since it is smaller than the sum of its proper divisors (2803932).

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

1802124 is a wasteful number, since it uses less digits than its factorization.

1802124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1802124 is about 1342.4321211890. The cubic root of 1802124 is about 121.6918677598.

It can be divided in two parts, 180 and 2124, that added together give a square (2304 = 48²).

The spelling of 1802124 in words is "one million, eight hundred two thousand, one hundred twenty-four".