4155202 has 4 divisors (see below), whose sum is σ = 6232806. Its totient is φ = 2077600.

The previous prime is 4155197. The next prime is 4155247. The reversal of 4155202 is 2025514.

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., 3996001 + 159201 = 1999^2 + 399^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4155202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038799 + ... + 1038802.

Almost surely, 2^4155202 is an apocalyptic number.

4155202 is a deficient number, since it is larger than the sum of its proper divisors (2077604).

4155202 is a wasteful number, since it uses less digits than its factorization.

4155202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077603.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 4155202 is about 2038.4312595719. The cubic root of 4155202 is about 160.7671750114.

The spelling of 4155202 in words is "four million, one hundred fifty-five thousand, two hundred two".