44778873 has 8 divisors (see below), whose sum is σ = 59794336. Its totient is φ = 29808000.

The previous prime is 44778809. The next prime is 44778887. The reversal of 44778873 is 37887744.

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

It is not a de Polignac number, because 44778873 - 2⁶ = 44778809 is a prime.

It is a super-3 number, since 3×44778873³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44778893) 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, 8728 + ... + 12873.

It is an arithmetic number, because the mean of its divisors is an integer number (7474292).

Almost surely, 2^44778873 is an apocalyptic number.

It is an amenable number.

44778873 is a deficient number, since it is larger than the sum of its proper divisors (15015463).

44778873 is a wasteful number, since it uses less digits than its factorization.

44778873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22295.

The product of its digits is 1053696, while the sum is 48.

The square root of 44778873 is about 6691.7018014852. The cubic root of 44778873 is about 355.1057623119.

The spelling of 44778873 in words is "forty-four million, seven hundred seventy-eight thousand, eight hundred seventy-three".