440898612 has 48 divisors (see below), whose sum is σ = 1282616832. Its totient is φ = 114518880.

The previous prime is 440898593. The next prime is 440898617. The reversal of 440898612 is 216898044.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440898617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237658 + ... + 239505.

It is an arithmetic number, because the mean of its divisors is an integer number (26721184).

Almost surely, 2^440898612 is an apocalyptic number.

440898612 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

440898612 is an abundant number, since it is smaller than the sum of its proper divisors (841718220).

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

440898612 is a wasteful number, since it uses less digits than its factorization.

440898612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477188 (or 477186 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 440898612 is about 20997.5858612365. The cubic root of 440898612 is about 761.1079247152.

The spelling of 440898612 in words is "four hundred forty million, eight hundred ninety-eight thousand, six hundred twelve".