44720406 has 24 divisors (see below), whose sum is σ = 98957664. Its totient is φ = 14589360.

The previous prime is 44720371. The next prime is 44720449. The reversal of 44720406 is 60402744.

It is a self number, because there is not a number n which added to its sum of digits gives 44720406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25585 + ... + 27276.

It is an arithmetic number, because the mean of its divisors is an integer number (4123236).

Almost surely, 2^44720406 is an apocalyptic number.

44720406 is an abundant number, since it is smaller than the sum of its proper divisors (54237258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44720406 is a wasteful number, since it uses less digits than its factorization.

44720406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52916 (or 52913 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 44720406 is about 6687.3317548930. The cubic root of 44720406 is about 354.9511431805.

The spelling of 44720406 in words is "forty-four million, seven hundred twenty thousand, four hundred six".