45577788 has 12 divisors (see below), whose sum is σ = 106348200. Its totient is φ = 15192592.

The previous prime is 45577787. The next prime is 45577793. The reversal of 45577788 is 88777554.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 45577788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45577787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1899063 + ... + 1899086.

It is an arithmetic number, because the mean of its divisors is an integer number (8862350).

Almost surely, 2^45577788 is an apocalyptic number.

It is an amenable number.

45577788 is an abundant number, since it is smaller than the sum of its proper divisors (60770412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45577788 is a wasteful number, since it uses less digits than its factorization.

45577788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798156 (or 3798154 counting only the distinct ones).

The product of its digits is 2195200, while the sum is 51.

The square root of 45577788 is about 6751.1323494655. The cubic root of 45577788 is about 357.2051798591.

The spelling of 45577788 in words is "forty-five million, five hundred seventy-seven thousand, seven hundred eighty-eight".