736394 has 4 divisors (see below), whose sum is σ = 1104594. Its totient is φ = 368196.

The previous prime is 736387. The next prime is 736399. The reversal of 736394 is 493637.

736394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 493637 = 149 ⋅3313.

It can be written as a sum of positive squares in only one way, i.e., 405769 + 330625 = 637^2 + 575^2 .

It is a super-2 number, since 2×736394² = 1084552246472, which contains 22 as substring.

It is a d-powerful number, because it can be written as 7³ + 3⁹ + 3¹¹ + 6⁵ + 9⁶ + 4 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 736394.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 736394.

It is not an unprimeable number, because it can be changed into a prime (736399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184097 + ... + 184100.

2⁷³⁶³⁹⁴ is an apocalyptic number.

736394 is a deficient number, since it is larger than the sum of its proper divisors (368200).

736394 is a wasteful number, since it uses less digits than its factorization.

736394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368199.

The product of its digits is 13608, while the sum is 32.

The square root of 736394 is about 858.1340221667. The cubic root of 736394 is about 90.3032568575.

The spelling of 736394 in words is "seven hundred thirty-six thousand, three hundred ninety-four".