449158901 has 8 divisors (see below), whose sum is σ = 453700800. Its totient is φ = 444636000.

The previous prime is 449158889. The next prime is 449158903. The reversal of 449158901 is 109851944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-449158901 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449158903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45401 + ... + 54401.

It is an arithmetic number, because the mean of its divisors is an integer number (56712600).

Almost surely, 2^449158901 is an apocalyptic number.

It is an amenable number.

449158901 is a deficient number, since it is larger than the sum of its proper divisors (4541899).

449158901 is a wasteful number, since it uses less digits than its factorization.

449158901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9499.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 449158901 is about 21193.3692696560. The cubic root of 449158901 is about 765.8316960321.

The spelling of 449158901 in words is "four hundred forty-nine million, one hundred fifty-eight thousand, nine hundred one".