449374190 has 16 divisors (see below), whose sum is σ = 822134880. Its totient is φ = 176802720.

The previous prime is 449374183. The next prime is 449374193. The reversal of 449374190 is 91473944.

It is a super-2 number, since 2×449374190² = 403874325276312200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449374193) 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, 367730 + ... + 368949.

It is an arithmetic number, because the mean of its divisors is an integer number (51383430).

Almost surely, 2^449374190 is an apocalyptic number.

449374190 is a deficient number, since it is larger than the sum of its proper divisors (372760690).

449374190 is a wasteful number, since it uses less digits than its factorization.

449374190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736747.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 449374190 is about 21198.4478205363. The cubic root of 449374190 is about 765.9540349225.

The spelling of 449374190 in words is "four hundred forty-nine million, three hundred seventy-four thousand, one hundred ninety".