747894 has 16 divisors (see below), whose sum is σ = 1709568. Its totient is φ = 213672.

The previous prime is 747889. The next prime is 747917. The reversal of 747894 is 498747.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8862 + ... + 8945.

It is an arithmetic number, because the mean of its divisors is an integer number (106848).

2⁷⁴⁷⁸⁹⁴ is an apocalyptic number.

747894 is an abundant number, since it is smaller than the sum of its proper divisors (961674).

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

747894 is a wasteful number, since it uses less digits than its factorization.

747894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17819.

The product of its digits is 56448, while the sum is 39.

The square root of 747894 is about 864.8086493555. The cubic root of 747894 is about 90.7709086749.

The spelling of 747894 in words is "seven hundred forty-seven thousand, eight hundred ninety-four".