1601396 has 18 divisors (see below), whose sum is σ = 2960370. Its totient is φ = 757872.

The previous prime is 1601389. The next prime is 1601399. The reversal of 1601396 is 6931061.

It can be written as a sum of positive squares in only one way, i.e., 902500 + 698896 = 950^2 + 836^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601399) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 890 + ... + 1998.

It is an arithmetic number, because the mean of its divisors is an integer number (164465).

2^1601396 is an apocalyptic number.

It is an amenable number.

1601396 is a deficient number, since it is larger than the sum of its proper divisors (1358974).

1601396 is a wasteful number, since it uses less digits than its factorization.

1601396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151 (or 1130 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1601396 is about 1265.4627612064. The cubic root of 1601396 is about 116.9947157133.

The spelling of 1601396 in words is "one million, six hundred one thousand, three hundred ninety-six".