440051452 has 24 divisors (see below), whose sum is σ = 801133200. Its totient is φ = 211241856.

The previous prime is 440051449. The next prime is 440051537. The reversal of 440051452 is 254150044.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10168 + ... + 31360.

It is an arithmetic number, because the mean of its divisors is an integer number (33380550).

Almost surely, 2^440051452 is an apocalyptic number.

It is an amenable number.

440051452 is a deficient number, since it is larger than the sum of its proper divisors (361081748).

440051452 is a wasteful number, since it uses less digits than its factorization.

440051452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21405 (or 21403 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 440051452 is about 20977.4033664798. The cubic root of 440051452 is about 760.6201378922.

The spelling of 440051452 in words is "four hundred forty million, fifty-one thousand, four hundred fifty-two".