45207678 has 16 divisors (see below), whose sum is σ = 90752256. Its totient is φ = 15013080.

The previous prime is 45207677. The next prime is 45207689. The reversal of 45207678 is 87670254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45207677) 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, 12276 + ... + 15527.

It is an arithmetic number, because the mean of its divisors is an integer number (5672016).

Almost surely, 2^45207678 is an apocalyptic number.

45207678 is an abundant number, since it is smaller than the sum of its proper divisors (45544578).

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

45207678 is a wasteful number, since it uses less digits than its factorization.

45207678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28079.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 45207678 is about 6723.6655181530. The cubic root of 45207678 is about 356.2356675059.

The spelling of 45207678 in words is "forty-five million, two hundred seven thousand, six hundred seventy-eight".