449929045 has 4 divisors (see below), whose sum is σ = 539914860. Its totient is φ = 359943232.

The previous prime is 449929027. The next prime is 449929057. The reversal of 449929045 is 540929944.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 331859089 + 118069956 = 18217^2 + 10866^2 .

It is a cyclic number.

It is not a de Polignac number, because 449929045 - 2¹³ = 449920853 is a prime.

It is a super-2 number, since 2×449929045² = 404872291069224050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 449928986 and 449929004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44992900 + ... + 44992909.

It is an arithmetic number, because the mean of its divisors is an integer number (134978715).

Almost surely, 2^449929045 is an apocalyptic number.

It is an amenable number.

449929045 is a deficient number, since it is larger than the sum of its proper divisors (89985815).

449929045 is an equidigital number, since it uses as much as digits as its factorization.

449929045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89985814.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 449929045 is about 21211.5309442765. The cubic root of 449929045 is about 766.2691536203.

The spelling of 449929045 in words is "four hundred forty-nine million, nine hundred twenty-nine thousand, forty-five".