44285537 has 2 divisors, whose sum is σ = 44285538. Its totient is φ = 44285536.

The previous prime is 44285533. The next prime is 44285551. The reversal of 44285537 is 73558244.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43573201 + 712336 = 6601^2 + 844^2 .

It is a cyclic number.

It is not a de Polignac number, because 44285537 - 2² = 44285533 is a prime.

It is a super-2 number, since 2×44285537² = 3922417574756738, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44285537.

It is not a weakly prime, because it can be changed into another prime (44285533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22142768 + 22142769.

It is an arithmetic number, because the mean of its divisors is an integer number (22142769).

Almost surely, 2^44285537 is an apocalyptic number.

It is an amenable number.

44285537 is a deficient number, since it is larger than the sum of its proper divisors (1).

44285537 is an equidigital number, since it uses as much as digits as its factorization.

44285537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134400, while the sum is 38.

The square root of 44285537 is about 6654.7379362376. The cubic root of 44285537 is about 353.7968580314.

The spelling of 44285537 in words is "forty-four million, two hundred eighty-five thousand, five hundred thirty-seven".