1046428819 has 8 divisors (see below), whose sum is σ = 1110179840. Its totient is φ = 983545416.

The previous prime is 1046428813. The next prime is 1046428883. The reversal of 1046428819 is 9188246401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1046428819 - 2³ = 1046428811 is a prime.

It is a super-2 number, since 2×1046428819² = 2190026546467469522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1046428811) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 214419 + ... + 219244.

It is an arithmetic number, because the mean of its divisors is an integer number (138772480).

Almost surely, 2^1046428819 is an apocalyptic number.

1046428819 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1046428819 is a deficient number, since it is larger than the sum of its proper divisors (63751021).

1046428819 is a wasteful number, since it uses less digits than its factorization.

1046428819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433809.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 1046428819 is about 32348.5520386926. The cubic root of 1046428819 is about 1015.2427510333.

The spelling of 1046428819 in words is "one billion, forty-six million, four hundred twenty-eight thousand, eight hundred nineteen".