4098155 has 8 divisors (see below), whose sum is σ = 5037984. Its totient is φ = 3198400.

The previous prime is 4098131. The next prime is 4098161. The reversal of 4098155 is 5518904.

4098155 = 355² + 356² + ... + 384².

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

It is not a de Polignac number, because 4098155 - 2¹⁴ = 4081771 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9791 + ... + 10200.

It is an arithmetic number, because the mean of its divisors is an integer number (629748).

Almost surely, 2^4098155 is an apocalyptic number.

4098155 is a deficient number, since it is larger than the sum of its proper divisors (939829).

4098155 is a wasteful number, since it uses less digits than its factorization.

4098155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20037.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 4098155 is about 2024.3900315898. The cubic root of 4098155 is about 160.0280549763.

The spelling of 4098155 in words is "four million, ninety-eight thousand, one hundred fifty-five".