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1480028 = 221133637
BaseRepresentation
bin101101001010101011100
32210012012212
411221111130
5334330103
651415552
715402644
oct5512534
92705185
101480028
11920a70
125b45b8
133ca874
142a7524
151e37d8
hex16955c

1480028 has 12 divisors (see below), whose sum is σ = 2825592. Its totient is φ = 672720.

The previous prime is 1480021. The next prime is 1480067. The reversal of 1480028 is 8200841.

It is a junction number, because it is equal to n+sod(n) for n = 1479985 and 1480012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1480021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16775 + ... + 16862.

It is an arithmetic number, because the mean of its divisors is an integer number (235466).

21480028 is an apocalyptic number.

It is an amenable number.

1480028 is a deficient number, since it is larger than the sum of its proper divisors (1345564).

1480028 is a wasteful number, since it uses less digits than its factorization.

1480028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33652 (or 33650 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 1480028 is about 1216.5640139343. The cubic root of 1480028 is about 113.9611029707.

Adding to 1480028 its reverse (8200841), we get a palindrome (9680869).

The spelling of 1480028 in words is "one million, four hundred eighty thousand, twenty-eight".

Divisors: 1 2 4 11 22 44 33637 67274 134548 370007 740014 1480028