1644414034 has 32 divisors (see below), whose sum is σ = 2593898496. Its totient is φ = 780917760.

The previous prime is 1644414017. The next prime is 1644414061. The reversal of 1644414034 is 4304144461.

It is a super-3 number, since 3×1644414034³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1644413987 and 1644414005.

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 15 ways as a sum of consecutive naturals, for example, 762702 + ... + 764854.

It is an arithmetic number, because the mean of its divisors is an integer number (81059328).

Almost surely, 2^1644414034 is an apocalyptic number.

1644414034 is a deficient number, since it is larger than the sum of its proper divisors (949484462).

1644414034 is a wasteful number, since it uses less digits than its factorization.

1644414034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410.

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 1644414034 is about 40551.3752417843. The cubic root of 1644414034 is about 1180.3307590449.

Adding to 1644414034 its reverse (4304144461), we get a palindrome (5948558495).

The spelling of 1644414034 in words is "one billion, six hundred forty-four million, four hundred fourteen thousand, thirty-four".