446270340 has 48 divisors (see below), whose sum is σ = 1278623808. Its totient is φ = 116237184.

The previous prime is 446270329. The next prime is 446270369. The reversal of 446270340 is 43072644.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 446270298 and 446270307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83907 + ... + 89066.

It is an arithmetic number, because the mean of its divisors is an integer number (26637996).

Almost surely, 2^446270340 is an apocalyptic number.

It is an amenable number.

446270340 is an abundant number, since it is smaller than the sum of its proper divisors (832353468).

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

446270340 is a wasteful number, since it uses less digits than its factorization.

446270340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173028 (or 173026 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 446270340 is about 21125.1115973384. Note that the first 3 decimals coincide. The cubic root of 446270340 is about 764.1864648165.

The spelling of 446270340 in words is "four hundred forty-six million, two hundred seventy thousand, three hundred forty".