1046331000 has 512 divisors, whose sum is σ = 4277145600. Its totient is φ = 233280000.

The previous prime is 1046330993. The next prime is 1046331001. The reversal of 1046331000 is 1336401.

It is a super-2 number, since 2×1046331000² = 2189617123122000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1046331001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3860865 + ... + 3861135.

It is an arithmetic number, because the mean of its divisors is an integer number (8353800).

Almost surely, 2^1046331000 is an apocalyptic number.

1046331000 is a gapful number since it is divisible by the number (10) 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 1046331000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2138572800).

1046331000 is an abundant number, since it is smaller than the sum of its proper divisors (3230814600).

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

1046331000 is a wasteful number, since it uses less digits than its factorization.

1046331000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1046331000 is about 32347.0400500571. The cubic root of 1046331000 is about 1015.2111154605.

Adding to 1046331000 its reverse (1336401), we get a palindrome (1047667401).

The spelling of 1046331000 in words is "one billion, forty-six million, three hundred thirty-one thousand".