1601432 has 16 divisors (see below), whose sum is σ = 3431760. Its totient is φ = 686304.

The previous prime is 1601423. The next prime is 1601441. The reversal of 1601432 is 2341061.

It is an interprime number because it is at equal distance from previous prime (1601423) and next prime (1601441).

It is a self number, because there is not a number n which added to its sum of digits gives 1601432.

It is a congruent number.

It is an unprimeable number.

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, 14243 + ... + 14354.

It is an arithmetic number, because the mean of its divisors is an integer number (214485).

2^1601432 is an apocalyptic number.

It is an amenable number.

1601432 is an abundant number, since it is smaller than the sum of its proper divisors (1830328).

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

1601432 is a wasteful number, since it uses less digits than its factorization.

1601432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28610 (or 28606 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1601432 is about 1265.4769851720. The cubic root of 1601432 is about 116.9955924022.

Adding to 1601432 its reverse (2341061), we get a palindrome (3942493).

The spelling of 1601432 in words is "one million, six hundred one thousand, four hundred thirty-two".