44780199 has 4 divisors (see below), whose sum is σ = 59706936. Its totient is φ = 29853464.

The previous prime is 44780191. The next prime is 44780279. The reversal of 44780199 is 99108744.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44780199 - 2³ = 44780191 is a prime.

It is a super-4 number, since 4×44780199⁴ (a number of 32 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44780199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44780191) 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, 7463364 + ... + 7463369.

It is an arithmetic number, because the mean of its divisors is an integer number (14926734).

Almost surely, 2^44780199 is an apocalyptic number.

44780199 is a deficient number, since it is larger than the sum of its proper divisors (14926737).

44780199 is a wasteful number, since it uses less digits than its factorization.

44780199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14926736.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 44780199 is about 6691.8008786873. The cubic root of 44780199 is about 355.1092674291.

The spelling of 44780199 in words is "forty-four million, seven hundred eighty thousand, one hundred ninety-nine".