45192005 has 16 divisors (see below), whose sum is σ = 56386800. Its totient is φ = 34728960.

The previous prime is 45191999. The next prime is 45192023. The reversal of 45192005 is 50029154.

It can be written as a sum of positive squares in 8 ways, for example, as 20164 + 45171841 = 142^2 + 6721^2 .

It is not a de Polignac number, because 45192005 - 2⁴ = 45191989 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32525 + ... + 33885.

It is an arithmetic number, because the mean of its divisors is an integer number (3524175).

Almost surely, 2^45192005 is an apocalyptic number.

It is an amenable number.

45192005 is a deficient number, since it is larger than the sum of its proper divisors (11194795).

45192005 is a wasteful number, since it uses less digits than its factorization.

45192005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 45192005 is about 6722.4999070286. The cubic root of 45192005 is about 356.1944950973.

The spelling of 45192005 in words is "forty-five million, one hundred ninety-two thousand, five".