4138202 has 4 divisors (see below), whose sum is σ = 6207306. Its totient is φ = 2069100.

The previous prime is 4138153. The next prime is 4138217. The reversal of 4138202 is 2028314.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2028314 = 2 ⋅1014157.

It can be written as a sum of positive squares in only one way, i.e., 3845521 + 292681 = 1961^2 + 541^2 .

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, 1034549 + ... + 1034552.

Almost surely, 2^4138202 is an apocalyptic number.

4138202 is a deficient number, since it is larger than the sum of its proper divisors (2069104).

4138202 is a wasteful number, since it uses less digits than its factorization.

4138202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069103.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4138202 is about 2034.2571125598. The cubic root of 4138202 is about 160.5476287124.

The spelling of 4138202 in words is "four million, one hundred thirty-eight thousand, two hundred two".