44978093 has 4 divisors (see below), whose sum is σ = 45052800. Its totient is φ = 44903388.

The previous prime is 44978083. The next prime is 44978123. The reversal of 44978093 is 39087944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44978093 - 2⁴ = 44978077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44978023) 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, 36443 + ... + 37656.

It is an arithmetic number, because the mean of its divisors is an integer number (11263200).

Almost surely, 2^44978093 is an apocalyptic number.

It is an amenable number.

44978093 is a deficient number, since it is larger than the sum of its proper divisors (74707).

44978093 is an equidigital number, since it uses as much as digits as its factorization.

44978093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74706.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 44978093 is about 6706.5708823511. The cubic root of 44978093 is about 355.6316019234.

The spelling of 44978093 in words is "forty-four million, nine hundred seventy-eight thousand, ninety-three".