449506742 has 8 divisors (see below), whose sum is σ = 674525232. Its totient is φ = 224665000.

The previous prime is 449506723. The next prime is 449506777. The reversal of 449506742 is 247605944.

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

It is a super-2 number, since 2×449506742² = 404112622206909128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 449506742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37634 + ... + 48117.

It is an arithmetic number, because the mean of its divisors is an integer number (84315654).

Almost surely, 2^449506742 is an apocalyptic number.

449506742 is a deficient number, since it is larger than the sum of its proper divisors (225018490).

449506742 is a wasteful number, since it uses less digits than its factorization.

449506742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88374.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 449506742 is about 21201.5740453392. The cubic root of 449506742 is about 766.0293387268.

The spelling of 449506742 in words is "four hundred forty-nine million, five hundred six thousand, seven hundred forty-two".