746946878 has 4 divisors (see below), whose sum is σ = 1120420320. Its totient is φ = 373473438.

The previous prime is 746946869. The next prime is 746946911. The reversal of 746946878 is 878649647.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 878649647 = 31 ⋅28343537.

It is a Curzon number.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 186736718 + ... + 186736721.

It is an arithmetic number, because the mean of its divisors is an integer number (280105080).

Almost surely, 2^746946878 is an apocalyptic number.

746946878 is a deficient number, since it is larger than the sum of its proper divisors (373473442).

746946878 is a wasteful number, since it uses less digits than its factorization.

746946878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373473441.

The product of its digits is 16257024, while the sum is 59.

The square root of 746946878 is about 27330.3289039850. The cubic root of 746946878 is about 907.3257550599.

The spelling of 746946878 in words is "seven hundred forty-six million, nine hundred forty-six thousand, eight hundred seventy-eight".