1639052 has 12 divisors (see below), whose sum is σ = 2877336. Its totient is φ = 816960.

The previous prime is 1639019. The next prime is 1639061. The reversal of 1639052 is 2509361.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2027 + ... + 2717.

It is an arithmetic number, because the mean of its divisors is an integer number (239778).

2^1639052 is an apocalyptic number.

It is an amenable number.

1639052 is a deficient number, since it is larger than the sum of its proper divisors (1238284).

1639052 is a wasteful number, since it uses less digits than its factorization.

1639052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288 (or 1286 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1639052 is about 1280.2546621669. The cubic root of 1639052 is about 117.9046438288.

The spelling of 1639052 in words is "one million, six hundred thirty-nine thousand, fifty-two".