440553450 has 48 divisors (see below), whose sum is σ = 1122115680. Its totient is φ = 114304320.

The previous prime is 440553427. The next prime is 440553469. The reversal of 440553450 is 54355044.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34140 + ... + 45239.

It is an arithmetic number, because the mean of its divisors is an integer number (23377410).

Almost surely, 2^440553450 is an apocalyptic number.

440553450 is an abundant number, since it is smaller than the sum of its proper divisors (681562230).

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

440553450 is a wasteful number, since it uses less digits than its factorization.

440553450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79431 (or 79426 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 440553450 is about 20989.3651642921. The cubic root of 440553450 is about 760.9092591489.

The spelling of 440553450 in words is "four hundred forty million, five hundred fifty-three thousand, four hundred fifty".