45372205 has 4 divisors (see below), whose sum is σ = 54446652. Its totient is φ = 36297760.

The previous prime is 45372163. The next prime is 45372233. The reversal of 45372205 is 50227354.

45372205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5189284 + 40182921 = 2278^2 + 6339^2 .

It is a de Polignac number, because none of the positive numbers 2^k-45372205 is a prime.

It is a super-3 number, since 3×45372205³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4537216 + ... + 4537225.

It is an arithmetic number, because the mean of its divisors is an integer number (13611663).

Almost surely, 2^45372205 is an apocalyptic number.

It is an amenable number.

45372205 is a deficient number, since it is larger than the sum of its proper divisors (9074447).

45372205 is an equidigital number, since it uses as much as digits as its factorization.

45372205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9074446.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 45372205 is about 6735.8893251003. The cubic root of 45372205 is about 356.6673008791.

Adding to 45372205 its reverse (50227354), we get a palindrome (95599559).

The spelling of 45372205 in words is "forty-five million, three hundred seventy-two thousand, two hundred five".