45632273 has 4 divisors (see below), whose sum is σ = 45720048. Its totient is φ = 45544500.

The previous prime is 45632269. The next prime is 45632287. The reversal of 45632273 is 37223654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45632273 - 2² = 45632269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45632203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43103 + ... + 44148.

It is an arithmetic number, because the mean of its divisors is an integer number (11430012).

Almost surely, 2^45632273 is an apocalyptic number.

It is an amenable number.

45632273 is a deficient number, since it is larger than the sum of its proper divisors (87775).

45632273 is an equidigital number, since it uses as much as digits as its factorization.

45632273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87774.

The product of its digits is 30240, while the sum is 32.

The square root of 45632273 is about 6755.1663932134. The cubic root of 45632273 is about 357.3474609639.

It can be divided in two parts, 45632 and 273, that multiplied together give a triangular number (12457536 = T₄₉₉₁).

The spelling of 45632273 in words is "forty-five million, six hundred thirty-two thousand, two hundred seventy-three".