783401996 has 48 divisors (see below), whose sum is σ = 1557800160. Its totient is φ = 341729280.

The previous prime is 783401981. The next prime is 783402017. The reversal of 783401996 is 699104387.

It is a super-3 number, since 3×783401996³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 783401996.

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, 632690 + ... + 633926.

It is an arithmetic number, because the mean of its divisors is an integer number (32454170).

Almost surely, 2^783401996 is an apocalyptic number.

783401996 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

783401996 is a deficient number, since it is larger than the sum of its proper divisors (774398164).

783401996 is a wasteful number, since it uses less digits than its factorization.

783401996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914 (or 1912 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 783401996 is about 27989.3193200549. The cubic root of 783401996 is about 921.8527549565.

The spelling of 783401996 in words is "seven hundred eighty-three million, four hundred one thousand, nine hundred ninety-six".