440429486 has 16 divisors (see below), whose sum is σ = 758353536. Its totient is φ = 187922616.

The previous prime is 440429477. The next prime is 440429491. The reversal of 440429486 is 684924044.

It is a congruent number.

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, 66116 + ... + 72471.

It is an arithmetic number, because the mean of its divisors is an integer number (47397096).

Almost surely, 2^440429486 is an apocalyptic number.

440429486 is a deficient number, since it is larger than the sum of its proper divisors (317924050).

440429486 is a wasteful number, since it uses less digits than its factorization.

440429486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138823.

The product of its (nonzero) digits is 221184, while the sum is 41.

The square root of 440429486 is about 20986.4119372512. The cubic root of 440429486 is about 760.8378836220.

The spelling of 440429486 in words is "four hundred forty million, four hundred twenty-nine thousand, four hundred eighty-six".