440354 has 4 divisors (see below), whose sum is σ = 660534. Its totient is φ = 220176.

The previous prime is 440347. The next prime is 440371. The reversal of 440354 is 453044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 390625 + 49729 = 625^2 + 223^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110087 + ... + 110090.

2⁴⁴⁰³⁵⁴ is an apocalyptic number.

440354 is a deficient number, since it is larger than the sum of its proper divisors (220180).

440354 is a wasteful number, since it uses less digits than its factorization.

440354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220179.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 440354 is about 663.5917419619. The cubic root of 440354 is about 76.0794414015.

Adding to 440354 its reverse (453044), we get a palindrome (893398).

The spelling of 440354 in words is "four hundred forty thousand, three hundred fifty-four".