747342818 has 16 divisors (see below), whose sum is σ = 1210092480. Its totient is φ = 345099216.

The previous prime is 747342811. The next prime is 747342833. The reversal of 747342818 is 818243747.

747342818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×747342818² = 1117042575232362248, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (747342811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278780 + ... + 281447.

It is an arithmetic number, because the mean of its divisors is an integer number (75630780).

Almost surely, 2^747342818 is an apocalyptic number.

747342818 is a deficient number, since it is larger than the sum of its proper divisors (462749662).

747342818 is a wasteful number, since it uses less digits than its factorization.

747342818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560281.

The product of its digits is 301056, while the sum is 44.

The square root of 747342818 is about 27337.5715454025. The cubic root of 747342818 is about 907.4860445051.

The spelling of 747342818 in words is "seven hundred forty-seven million, three hundred forty-two thousand, eight hundred eighteen".