45720678 has 16 divisors (see below), whose sum is σ = 93913200. Its totient is φ = 14828256.

The previous prime is 45720677. The next prime is 45720679. The reversal of 45720678 is 87602754.

45720678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45720677) and next prime (45720679).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45720671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102753 + ... + 103196.

It is an arithmetic number, because the mean of its divisors is an integer number (5869575).

Almost surely, 2^45720678 is an apocalyptic number.

45720678 is an abundant number, since it is smaller than the sum of its proper divisors (48192522).

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

45720678 is a wasteful number, since it uses less digits than its factorization.

45720678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205991.

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

The square root of 45720678 is about 6761.7067372077. The cubic root of 45720678 is about 357.5780793484.

The spelling of 45720678 in words is "forty-five million, seven hundred twenty thousand, six hundred seventy-eight".