4171955 has 16 divisors (see below), whose sum is σ = 5249664. Its totient is φ = 3179520.

The previous prime is 4171943. The next prime is 4171967. The reversal of 4171955 is 5591714.

It is an interprime number because it is at equal distance from previous prime (4171943) and next prime (4171967).

It is not a de Polignac number, because 4171955 - 2¹⁶ = 4106419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9419 + ... + 9851.

It is an arithmetic number, because the mean of its divisors is an integer number (328104).

Almost surely, 2^4171955 is an apocalyptic number.

4171955 is a deficient number, since it is larger than the sum of its proper divisors (1077709).

4171955 is a wasteful number, since it uses less digits than its factorization.

4171955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526.

The product of its digits is 6300, while the sum is 32.

The square root of 4171955 is about 2042.5364133841. The cubic root of 4171955 is about 160.9829463824.

The spelling of 4171955 in words is "four million, one hundred seventy-one thousand, nine hundred fifty-five".