4073139 has 32 divisors (see below), whose sum is σ = 7203840. Its totient is φ = 2223936.

The previous prime is 4073129. The next prime is 4073143. The reversal of 4073139 is 9313704.

It is not a de Polignac number, because 4073139 - 2⁴ = 4073123 is a prime.

It is a super-2 number, since 2×4073139² = 33180922626642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4073129) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 3879 + ... + 4815.

It is an arithmetic number, because the mean of its divisors is an integer number (225120).

Almost surely, 2^4073139 is an apocalyptic number.

4073139 is a deficient number, since it is larger than the sum of its proper divisors (3130701).

4073139 is a wasteful number, since it uses less digits than its factorization.

4073139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976 (or 970 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 4073139 is about 2018.2019225043. The cubic root of 4073139 is about 159.7017752119.

The spelling of 4073139 in words is "four million, seventy-three thousand, one hundred thirty-nine".