449653494 has 16 divisors (see below), whose sum is σ = 920221632. Its totient is φ = 146398728.

The previous prime is 449653459. The next prime is 449653499. The reversal of 449653494 is 494356944.

It is a super-3 number, since 3×449653494³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449653499) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 871164 + ... + 871679.

It is an arithmetic number, because the mean of its divisors is an integer number (57513852).

Almost surely, 2^449653494 is an apocalyptic number.

449653494 is an abundant number, since it is smaller than the sum of its proper divisors (470568138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449653494 is a wasteful number, since it uses less digits than its factorization.

449653494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742891.

The product of its digits is 1866240, while the sum is 48.

The square root of 449653494 is about 21205.0346380288. The cubic root of 449653494 is about 766.1126923940.

The spelling of 449653494 in words is "four hundred forty-nine million, six hundred fifty-three thousand, four hundred ninety-four".