44020436 has 12 divisors (see below), whose sum is σ = 80385312. Its totient is φ = 21053208.

The previous prime is 44020421. The next prime is 44020439. The reversal of 44020436 is 63402044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44020439) 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, 239150 + ... + 239333.

It is an arithmetic number, because the mean of its divisors is an integer number (6698776).

Almost surely, 2^44020436 is an apocalyptic number.

44020436 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

44020436 is a deficient number, since it is larger than the sum of its proper divisors (36364876).

44020436 is a wasteful number, since it uses less digits than its factorization.

44020436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478510 (or 478508 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 44020436 is about 6634.7898233478. The cubic root of 44020436 is about 353.0894812841.

The spelling of 44020436 in words is "forty-four million, twenty thousand, four hundred thirty-six".