1029604 has 6 divisors (see below), whose sum is σ = 1801814. Its totient is φ = 514800.

The previous prime is 1029601. The next prime is 1029617. The reversal of 1029604 is 4069201.

It can be written as a sum of positive squares in only one way, i.e., 1004004 + 25600 = 1002^2 + 160^2 .

It is not an unprimeable number, because it can be changed into a prime (1029601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128697 + ... + 128704.

2^1029604 is an apocalyptic number.

It is an amenable number.

1029604 is a deficient number, since it is larger than the sum of its proper divisors (772210).

1029604 is a wasteful number, since it uses less digits than its factorization.

1029604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257405 (or 257403 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1029604 is about 1014.6940425567. The cubic root of 1029604 is about 100.9772193173.

The spelling of 1029604 in words is "one million, twenty-nine thousand, six hundred four".