1601098 has 4 divisors (see below), whose sum is σ = 2401650. Its totient is φ = 800548.

The previous prime is 1601071. The next prime is 1601107. The reversal of 1601098 is 8901061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1595169 + 5929 = 1263^2 + 77^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400273 + ... + 400276.

2^1601098 is an apocalyptic number.

1601098 is a deficient number, since it is larger than the sum of its proper divisors (800552).

1601098 is an equidigital number, since it uses as much as digits as its factorization.

1601098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800551.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 1601098 is about 1265.3450122397. The cubic root of 1601098 is about 116.9874581730.

The spelling of 1601098 in words is "one million, six hundred one thousand, ninety-eight".