22607139 has 4 divisors (see below), whose sum is σ = 30142856. Its totient is φ = 15071424.

The previous prime is 22607087. The next prime is 22607147. The reversal of 22607139 is 93170622.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22607139 - 2¹¹ = 22605091 is a prime.

It is a super-2 number, since 2×22607139² = 1022165467530642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22607159) 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 3 ways as a sum of consecutive naturals, for example, 3767854 + ... + 3767859.

It is an arithmetic number, because the mean of its divisors is an integer number (7535714).

Almost surely, 2^22607139 is an apocalyptic number.

22607139 is a deficient number, since it is larger than the sum of its proper divisors (7535717).

22607139 is an equidigital number, since it uses as much as digits as its factorization.

22607139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7535716.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 22607139 is about 4754.6965202839. The cubic root of 22607139 is about 282.7581955642.

It can be divided in two parts, 2260713 and 9, that multiplied together give a cube (20346417 = 273³).

The spelling of 22607139 in words is "twenty-two million, six hundred seven thousand, one hundred thirty-nine".