45349178 has 16 divisors (see below), whose sum is σ = 77881920. Its totient is φ = 19400256.

The previous prime is 45349177. The next prime is 45349189. The reversal of 45349178 is 87194354.

It is not an unprimeable number, because it can be changed into a prime (45349177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6050 + ... + 11282.

It is an arithmetic number, because the mean of its divisors is an integer number (4867620).

Almost surely, 2^45349178 is an apocalyptic number.

45349178 is a deficient number, since it is larger than the sum of its proper divisors (32532742).

45349178 is a wasteful number, since it uses less digits than its factorization.

45349178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5861.

The product of its digits is 120960, while the sum is 41.

The square root of 45349178 is about 6734.1798312786. The cubic root of 45349178 is about 356.6069528626.

The spelling of 45349178 in words is "forty-five million, three hundred forty-nine thousand, one hundred seventy-eight".