1965528 has 24 divisors (see below), whose sum is σ = 5323500. Its totient is φ = 655152.

The previous prime is 1965527. The next prime is 1965541. The reversal of 1965528 is 8255691.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1965492 and 1965501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1965521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13578 + ... + 13721.

2^1965528 is an apocalyptic number.

1965528 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1965528 is an abundant number, since it is smaller than the sum of its proper divisors (3357972).

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

1965528 is a wasteful number, since it uses less digits than its factorization.

1965528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27311 (or 27304 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The square root of 1965528 is about 1401.9728956011. The cubic root of 1965528 is about 125.2640392070.

It can be divided in two parts, 19655 and 28, that added together give a 9-th power (19683 = 3⁹).

The spelling of 1965528 in words is "one million, nine hundred sixty-five thousand, five hundred twenty-eight".