1016433684 has 120 divisors (see below), whose sum is σ = 3082537920. Its totient is φ = 286032384.

The previous prime is 1016433653. The next prime is 1016433727. The reversal of 1016433684 is 4863346101.

It is a happy number.

1016433684 is a `hidden beast` number, since 1 + 0 + 1 + 643 + 3 + 6 + 8 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 148612 + ... + 155300.

It is an arithmetic number, because the mean of its divisors is an integer number (25687816).

Almost surely, 2^1016433684 is an apocalyptic number.

1016433684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016433684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541268960).

1016433684 is an abundant number, since it is smaller than the sum of its proper divisors (2066104236).

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

1016433684 is a wasteful number, since it uses less digits than its factorization.

1016433684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6779 (or 6768 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1016433684 is about 31881.5571137923. The cubic root of 1016433684 is about 1005.4481583326.

Adding to 1016433684 its reverse (4863346101), we get a palindrome (5879779785).

The spelling of 1016433684 in words is "one billion, sixteen million, four hundred thirty-three thousand, six hundred eighty-four".