45772055 has 32 divisors (see below), whose sum is σ = 64627200. Its totient is φ = 30476160.

The previous prime is 45772039. The next prime is 45772057. The reversal of 45772055 is 55027754.

It is a happy number.

It is not a de Polignac number, because 45772055 - 2⁴ = 45772039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45772057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 307121 + ... + 307269.

It is an arithmetic number, because the mean of its divisors is an integer number (2019600).

Almost surely, 2^45772055 is an apocalyptic number.

45772055 is a deficient number, since it is larger than the sum of its proper divisors (18855145).

45772055 is a wasteful number, since it uses less digits than its factorization.

45772055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359.

The product of its (nonzero) digits is 49000, while the sum is 35.

The square root of 45772055 is about 6765.5047853061. The cubic root of 45772055 is about 357.7119677968.

The spelling of 45772055 in words is "forty-five million, seven hundred seventy-two thousand, fifty-five".