440451494 has 48 divisors (see below), whose sum is σ = 793571328. Its totient is φ = 182701008.

The previous prime is 440451481. The next prime is 440451527. The reversal of 440451494 is 494154044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 534767 + ... + 535589.

It is an arithmetic number, because the mean of its divisors is an integer number (16532736).

Almost surely, 2^440451494 is an apocalyptic number.

440451494 is a deficient number, since it is larger than the sum of its proper divisors (353119834).

440451494 is a wasteful number, since it uses less digits than its factorization.

440451494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009 (or 1002 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 440451494 is about 20986.9362699752. The cubic root of 440451494 is about 760.8505562834.

The spelling of 440451494 in words is "four hundred forty million, four hundred fifty-one thousand, four hundred ninety-four".