1042306672 has 80 divisors (see below), whose sum is σ = 2254177152. Its totient is φ = 462908160.

The previous prime is 1042306631. The next prime is 1042306711. The reversal of 1042306672 is 2766032401.

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 15 ways as a sum of consecutive naturals, for example, 1851063 + ... + 1851625.

Almost surely, 2^1042306672 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 1042306672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1127088576).

1042306672 is an abundant number, since it is smaller than the sum of its proper divisors (1211870480).

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

1042306672 is a wasteful number, since it uses less digits than its factorization.

1042306672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 1042306672 is about 32284.7746159083. The cubic root of 1042306672 is about 1013.9078976499.

The spelling of 1042306672 in words is "one billion, forty-two million, three hundred six thousand, six hundred seventy-two".