45725878 has 8 divisors (see below), whose sum is σ = 74824200. Its totient is φ = 20784480.

The previous prime is 45725851. The next prime is 45725879. The reversal of 45725878 is 87852754.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45725879) 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, 1039203 + ... + 1039246.

It is an arithmetic number, because the mean of its divisors is an integer number (9353025).

Almost surely, 2^45725878 is an apocalyptic number.

45725878 is a deficient number, since it is larger than the sum of its proper divisors (29098322).

45725878 is a wasteful number, since it uses less digits than its factorization.

45725878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078462.

The product of its digits is 627200, while the sum is 46.

The square root of 45725878 is about 6762.0912445781. The cubic root of 45725878 is about 357.5916351077.

It can be divided in two parts, 457 and 25878, that added together give a triangular number (26335 = T₂₂₉).

The spelling of 45725878 in words is "forty-five million, seven hundred twenty-five thousand, eight hundred seventy-eight".