736427 has 4 divisors (see below), whose sum is σ = 741456. Its totient is φ = 731400.

The previous prime is 736409. The next prime is 736429. The reversal of 736427 is 724637.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 724637 = 251 ⋅2887.

It is a cyclic number.

It is not a de Polignac number, because 736427 - 2⁶ = 736363 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 736427.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 736427.

It is not an unprimeable number, because it can be changed into a prime (736429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2288 + ... + 2589.

It is an arithmetic number, because the mean of its divisors is an integer number (185364).

2⁷³⁶⁴²⁷ is an apocalyptic number.

736427 is a deficient number, since it is larger than the sum of its proper divisors (5029).

736427 is a wasteful number, since it uses less digits than its factorization.

736427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5028.

The product of its digits is 7056, while the sum is 29.

The square root of 736427 is about 858.1532497171. The cubic root of 736427 is about 90.3046057563.

The spelling of 736427 in words is "seven hundred thirty-six thousand, four hundred twenty-seven".