444428354 has 16 divisors (see below), whose sum is σ = 702602880. Its totient is φ = 210256560.

The previous prime is 444428339. The next prime is 444428363. The reversal of 444428354 is 453824444.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25559 + ... + 39269.

It is an arithmetic number, because the mean of its divisors is an integer number (43912680).

Almost surely, 2^444428354 is an apocalyptic number.

444428354 is a deficient number, since it is larger than the sum of its proper divisors (258174526).

444428354 is a wasteful number, since it uses less digits than its factorization.

444428354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14585.

The product of its digits is 245760, while the sum is 38.

The square root of 444428354 is about 21081.4694459376. The cubic root of 444428354 is about 763.1336187773.

The spelling of 444428354 in words is "four hundred forty-four million, four hundred twenty-eight thousand, three hundred fifty-four".