449213998 has 16 divisors (see below), whose sum is σ = 711584640. Its totient is φ = 212095800.

The previous prime is 449213993. The next prime is 449214013. The reversal of 449213998 is 899312944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449213993) 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, 7188 + ... + 30823.

It is an arithmetic number, because the mean of its divisors is an integer number (44474040).

Almost surely, 2^449213998 is an apocalyptic number.

449213998 is a deficient number, since it is larger than the sum of its proper divisors (262370642).

449213998 is a wasteful number, since it uses less digits than its factorization.

449213998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38343.

The product of its digits is 559872, while the sum is 49.

The square root of 449213998 is about 21194.6690939019. The cubic root of 449213998 is about 765.8630088583.

The spelling of 449213998 in words is "four hundred forty-nine million, two hundred thirteen thousand, nine hundred ninety-eight".