1028734 has 16 divisors (see below), whose sum is σ = 1777248. Its totient is φ = 437472.

The previous prime is 1028683. The next prime is 1028737. The reversal of 1028734 is 4378201.

It is a junction number, because it is equal to n+sod(n) for n = 1028699 and 1028708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2572 + ... + 2944.

It is an arithmetic number, because the mean of its divisors is an integer number (111078).

2^1028734 is an apocalyptic number.

1028734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1028734 is a deficient number, since it is larger than the sum of its proper divisors (748514).

1028734 is a wasteful number, since it uses less digits than its factorization.

1028734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 1028734 is about 1014.2652513026. The cubic root of 1028734 is about 100.9487698887.

It can be divided in two parts, 102 and 8734, that added together give a square (8836 = 94²).

The spelling of 1028734 in words is "one million, twenty-eight thousand, seven hundred thirty-four".