1029144 has 32 divisors (see below), whose sum is σ = 2599920. Its totient is φ = 339456.

The previous prime is 1029139. The next prime is 1029151. The reversal of 1029144 is 4419201.

1029144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1029144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3132 + ... + 3444.

2^1029144 is an apocalyptic number.

It is an amenable number.

1029144 is an abundant number, since it is smaller than the sum of its proper divisors (1570776).

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

1029144 is a wasteful number, since it uses less digits than its factorization.

1029144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1029144 is about 1014.4673479221. The cubic root of 1029144 is about 100.9621790882.

The spelling of 1029144 in words is "one million, twenty-nine thousand, one hundred forty-four".