747803408 has 20 divisors (see below), whose sum is σ = 1580584848. Its totient is φ = 339910560.

The previous prime is 747803401. The next prime is 747803423. The reversal of 747803408 is 804308747.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (747803401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2124266 + ... + 2124617.

Almost surely, 2^747803408 is an apocalyptic number.

It is an amenable number.

747803408 is an abundant number, since it is smaller than the sum of its proper divisors (832781440).

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

747803408 is a wasteful number, since it uses less digits than its factorization.

747803408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248902 (or 4248896 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 747803408 is about 27345.9943684628. The cubic root of 747803408 is about 907.6724351633.

The spelling of 747803408 in words is "seven hundred forty-seven million, eight hundred three thousand, four hundred eight".