44699805 has 24 divisors (see below), whose sum is σ = 78357240. Its totient is φ = 23569920.

The previous prime is 44699803. The next prime is 44699819. The reversal of 44699805 is 50899644.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1179396 + 43520409 = 1086^2 + 6597^2 .

It is not a de Polignac number, because 44699805 - 2¹ = 44699803 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44699803) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1576 + ... + 9585.

It is an arithmetic number, because the mean of its divisors is an integer number (3264885).

Almost surely, 2^44699805 is an apocalyptic number.

44699805 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44699805 is a deficient number, since it is larger than the sum of its proper divisors (33657435).

44699805 is a wasteful number, since it uses less digits than its factorization.

44699805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11261 (or 11258 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 44699805 is about 6685.7912770292. The cubic root of 44699805 is about 354.8966306192.

The spelling of 44699805 in words is "forty-four million, six hundred ninety-nine thousand, eight hundred five".