45809078 has 8 divisors (see below), whose sum is σ = 78529872. Its totient is φ = 19632456.

The previous prime is 45809069. The next prime is 45809081. The reversal of 45809078 is 87090854.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1636025 + ... + 1636052.

It is an arithmetic number, because the mean of its divisors is an integer number (9816234).

Almost surely, 2^45809078 is an apocalyptic number.

45809078 is a deficient number, since it is larger than the sum of its proper divisors (32720794).

45809078 is a wasteful number, since it uses less digits than its factorization.

45809078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272086.

The product of its (nonzero) digits is 80640, while the sum is 41.

The square root of 45809078 is about 6768.2403917119. The cubic root of 45809078 is about 357.8083876252.

The spelling of 45809078 in words is "forty-five million, eight hundred nine thousand, seventy-eight".