446634649 has 4 divisors (see below), whose sum is σ = 447652480. Its totient is φ = 445616820.

The previous prime is 446634641. The next prime is 446634709. The reversal of 446634649 is 946436644.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 446634649 - 2³ = 446634641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 446634599 and 446634608.

It is not an unprimeable number, because it can be changed into a prime (446634641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508257 + ... + 509134.

It is an arithmetic number, because the mean of its divisors is an integer number (111913120).

Almost surely, 2^446634649 is an apocalyptic number.

It is an amenable number.

446634649 is a deficient number, since it is larger than the sum of its proper divisors (1017831).

446634649 is a wasteful number, since it uses less digits than its factorization.

446634649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017830.

The product of its digits is 1492992, while the sum is 46.

The square root of 446634649 is about 21133.7324909728. The cubic root of 446634649 is about 764.3943539663.

The spelling of 446634649 in words is "four hundred forty-six million, six hundred thirty-four thousand, six hundred forty-nine".