4161698 has 4 divisors (see below), whose sum is σ = 6242550. Its totient is φ = 2080848.

The previous prime is 4161697. The next prime is 4161701. The reversal of 4161698 is 8961614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8961614 = 2 ⋅4480807.

It can be written as a sum of positive squares in only one way, i.e., 4092529 + 69169 = 2023^2 + 263^2 .

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4161691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040423 + ... + 1040426.

Almost surely, 2^4161698 is an apocalyptic number.

4161698 is a deficient number, since it is larger than the sum of its proper divisors (2080852).

4161698 is a wasteful number, since it uses less digits than its factorization.

4161698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080851.

The product of its digits is 10368, while the sum is 35.

The square root of 4161698 is about 2040.0240194664. The cubic root of 4161698 is about 160.8509093937.

It can be divided in two parts, 41616 and 98, that added together give a palindrome (41714).

The spelling of 4161698 in words is "four million, one hundred sixty-one thousand, six hundred ninety-eight".