1628036 has 12 divisors (see below), whose sum is σ = 2859612. Its totient is φ = 811008.

The previous prime is 1627981. The next prime is 1628051. The reversal of 1628036 is 6308261.

It can be written as a sum of positive squares in 2 ways, for example, as 988036 + 640000 = 994^2 + 800^2 .

It is a d-powerful number, because it can be written as 1 + 6³ + 2¹⁵ + 8³ + 0 + 3¹³ + 6³ .

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 1627996 and 1628014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 836 + ... + 1988.

It is an arithmetic number, because the mean of its divisors is an integer number (238301).

2^1628036 is an apocalyptic number.

It is an amenable number.

1628036 is a deficient number, since it is larger than the sum of its proper divisors (1231576).

1628036 is a wasteful number, since it uses less digits than its factorization.

1628036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1508 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1628036 is about 1275.9451398865. The cubic root of 1628036 is about 117.6399057808.

The spelling of 1628036 in words is "one million, six hundred twenty-eight thousand, thirty-six".