1601022 has 8 divisors (see below), whose sum is σ = 3202056. Its totient is φ = 533672.

The previous prime is 1600993. The next prime is 1601023. The reversal of 1601022 is 2201061.

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

1601022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1600989 and 1601007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601023) 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, 133413 + ... + 133424.

It is an arithmetic number, because the mean of its divisors is an integer number (400257).

2^1601022 is an apocalyptic number.

1601022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1601022 is a wasteful number, since it uses less digits than its factorization.

1601022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266842.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1601022 is about 1265.3149805483. The cubic root of 1601022 is about 116.9856071126.

Adding to 1601022 its reverse (2201061), we get a palindrome (3802083).

The spelling of 1601022 in words is "one million, six hundred one thousand, twenty-two".