744894 has 24 divisors (see below), whose sum is σ = 1670760. Its totient is φ = 239568.

The previous prime is 744893. The next prime is 744911. The reversal of 744894 is 498447.

744894 = T₂₁₂ + T₂₁₃ + ... + T₂₄₀.

It is a plaindrome in base 14.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744893) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 192 + ... + 1235.

It is an arithmetic number, because the mean of its divisors is an integer number (69615).

2⁷⁴⁴⁸⁹⁴ is an apocalyptic number.

744894 is an abundant number, since it is smaller than the sum of its proper divisors (925866).

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

744894 is a wasteful number, since it uses less digits than its factorization.

744894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464 (or 1461 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 744894 is about 863.0724187460. The cubic root of 744894 is about 90.6493773502.

The spelling of 744894 in words is "seven hundred forty-four thousand, eight hundred ninety-four".