455738 has 4 divisors (see below), whose sum is σ = 683610. Its totient is φ = 227868.

The previous prime is 455737. The next prime is 455761. The reversal of 455738 is 837554.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 452929 + 2809 = 673^2 + 53^2 .

It is not an unprimeable number, because it can be changed into a prime (455737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113933 + ... + 113936.

2⁴⁵⁵⁷³⁸ is an apocalyptic number.

455738 is a deficient number, since it is larger than the sum of its proper divisors (227872).

455738 is a wasteful number, since it uses less digits than its factorization.

455738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227871.

The product of its digits is 16800, while the sum is 32.

The square root of 455738 is about 675.0836985145. The cubic root of 455738 is about 76.9552784666.

It can be divided in two parts, 4557 and 38, that multiplied together give a triangular number (173166 = T₅₈₈).

The spelling of 455738 in words is "four hundred fifty-five thousand, seven hundred thirty-eight".