45822645 has 64 divisors (see below), whose sum is σ = 90547200. Its totient is φ = 21798720.

The previous prime is 45822641. The next prime is 45822727. The reversal of 45822645 is 54622854.

It is a happy number.

45822645 is a `hidden beast` number, since 4 + 5 + 8 + 2 + 2 + 645 = 666.

It is not a de Polignac number, because 45822645 - 2² = 45822641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45822641) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87354 + ... + 87876.

It is an arithmetic number, because the mean of its divisors is an integer number (1414800).

Almost surely, 2^45822645 is an apocalyptic number.

45822645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45822645 is a deficient number, since it is larger than the sum of its proper divisors (44724555).

45822645 is a wasteful number, since it uses less digits than its factorization.

45822645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 601 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 45822645 is about 6769.2425721051. The cubic root of 45822645 is about 357.8437074603.

It can be divided in two parts, 4582 and 2645, that added together give a palindrome (7227).

The spelling of 45822645 in words is "forty-five million, eight hundred twenty-two thousand, six hundred forty-five".