1043437668 has 96 divisors (see below), whose sum is σ = 3154314240. Its totient is φ = 260703360.

The previous prime is 1043437667. The next prime is 1043437673. The reversal of 1043437668 is 8667343401.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1043437667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4398 + ... + 45893.

It is an arithmetic number, because the mean of its divisors is an integer number (32857440).

Almost surely, 2^1043437668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043437668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1577157120).

1043437668 is an abundant number, since it is smaller than the sum of its proper divisors (2110876572).

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

1043437668 is a wasteful number, since it uses less digits than its factorization.

1043437668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50337 (or 50335 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 1043437668 is about 32302.2858014723. The cubic root of 1043437668 is about 1014.2744920155.

The spelling of 1043437668 in words is "one billion, forty-three million, four hundred thirty-seven thousand, six hundred sixty-eight".