1601266 has 8 divisors (see below), whose sum is σ = 2407680. Its totient is φ = 798708.

The previous prime is 1601261. The next prime is 1601267. The reversal of 1601266 is 6621061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555 + ... + 1873.

It is an arithmetic number, because the mean of its divisors is an integer number (300960).

2^1601266 is an apocalyptic number.

1601266 is a deficient number, since it is larger than the sum of its proper divisors (806414).

1601266 is a wasteful number, since it uses less digits than its factorization.

1601266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1928.

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

The square root of 1601266 is about 1265.4113955548. The cubic root of 1601266 is about 116.9915497830.

The spelling of 1601266 in words is "one million, six hundred one thousand, two hundred sixty-six".