45677788 has 12 divisors (see below), whose sum is σ = 86085160. Its totient is φ = 21082032.

The previous prime is 45677773. The next prime is 45677789. The reversal of 45677788 is 88777654.

It is a Harshad number since it is a multiple of its sum of digits (52), and also a Moran number because the ratio is a prime number: 878419 = 45677788 / (4 + 5 + 6 + 7 + 7 + 7 + 8 + 8).

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45677789) 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, 439158 + ... + 439261.

Almost surely, 2^45677788 is an apocalyptic number.

It is an amenable number.

45677788 is a deficient number, since it is larger than the sum of its proper divisors (40407372).

45677788 is a wasteful number, since it uses less digits than its factorization.

45677788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878436 (or 878434 counting only the distinct ones).

The product of its digits is 2634240, while the sum is 52.

The square root of 45677788 is about 6758.5344565224. The cubic root of 45677788 is about 357.4662311820.

The spelling of 45677788 in words is "forty-five million, six hundred seventy-seven thousand, seven hundred eighty-eight".