45192239 has 16 divisors (see below), whose sum is σ = 49310208. Its totient is φ = 41254272.

The previous prime is 45192233. The next prime is 45192253. The reversal of 45192239 is 93229154.

45192239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45192239 - 2¹⁶ = 45126703 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45192199 and 45192208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45192233) 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 15 ways as a sum of consecutive naturals, for example, 130064 + ... + 130410.

It is an arithmetic number, because the mean of its divisors is an integer number (3081888).

Almost surely, 2^45192239 is an apocalyptic number.

45192239 is a deficient number, since it is larger than the sum of its proper divisors (4117969).

45192239 is a wasteful number, since it uses less digits than its factorization.

45192239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574.

The product of its digits is 19440, while the sum is 35.

The square root of 45192239 is about 6722.5173112458. The cubic root of 45192239 is about 356.1951098769.

The spelling of 45192239 in words is "forty-five million, one hundred ninety-two thousand, two hundred thirty-nine".