921032046 has 160 divisors (see below), whose sum is σ = 2360429280. Its totient is φ = 265939200.

The previous prime is 921032023. The next prime is 921032051. The reversal of 921032046 is 640230129.

It is a super-2 number, since 2×921032046² = 1696600059517892232, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4021860 + ... + 4022088.

It is an arithmetic number, because the mean of its divisors is an integer number (14752683).

Almost surely, 2^921032046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 921032046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1180214640).

921032046 is an abundant number, since it is smaller than the sum of its proper divisors (1439397234).

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

921032046 is a wasteful number, since it uses less digits than its factorization.

921032046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 921032046 is about 30348.5097821952. The cubic root of 921032046 is about 972.9523701707.

It can be divided in two parts, 92103 and 2046, that added together give a palindrome (94149).

The spelling of 921032046 in words is "nine hundred twenty-one million, thirty-two thousand, forty-six".