1049142672 has 80 divisors (see below), whose sum is σ = 3108610560. Its totient is φ = 338428800.

The previous prime is 1049142643. The next prime is 1049142697. The reversal of 1049142672 is 2762419401.

It is a happy number.

It is a super-2 number, since 2×1049142672² = 2201400692422599168, which contains 22 as substring.

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

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, 25779 + ... + 52562.

It is an arithmetic number, because the mean of its divisors is an integer number (38857632).

Almost surely, 2^1049142672 is an apocalyptic number.

1049142672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1049142672 is an abundant number, since it is smaller than the sum of its proper divisors (2059467888).

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

1049142672 is a wasteful number, since it uses less digits than its factorization.

1049142672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78389 (or 78377 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1049142672 is about 32390.4719323445. The cubic root of 1049142672 is about 1016.1196513145.

The spelling of 1049142672 in words is "one billion, forty-nine million, one hundred forty-two thousand, six hundred seventy-two".