1842628 has 6 divisors (see below), whose sum is σ = 3224606. Its totient is φ = 921312.

The previous prime is 1842619. The next prime is 1842641. The reversal of 1842628 is 8262481.

It can be written as a sum of positive squares in only one way, i.e., 1327104 + 515524 = 1152^2 + 718^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1842628.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230325 + ... + 230332.

2^1842628 is an apocalyptic number.

It is an amenable number.

1842628 is a deficient number, since it is larger than the sum of its proper divisors (1381978).

1842628 is a wasteful number, since it uses less digits than its factorization.

1842628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460661 (or 460659 counting only the distinct ones).

The product of its digits is 6144, while the sum is 31.

The square root of 1842628 is about 1357.4343446370. The cubic root of 1842628 is about 122.5968247401.

The spelling of 1842628 in words is "one million, eight hundred forty-two thousand, six hundred twenty-eight".