455749 has 12 divisors (see below), whose sum is σ = 541728. Its totient is φ = 382200.

The previous prime is 455737. The next prime is 455761. The reversal of 455749 is 947554.

It is an interprime number because it is at equal distance from previous prime (455737) and next prime (455761).

It is not a de Polignac number, because 455749 - 2⁵ = 455717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455789) 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, 3414 + ... + 3544.

It is an arithmetic number, because the mean of its divisors is an integer number (45144).

2⁴⁵⁵⁷⁴⁹ is an apocalyptic number.

455749 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

455749 is a deficient number, since it is larger than the sum of its proper divisors (85979).

455749 is a wasteful number, since it uses less digits than its factorization.

455749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 209 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 455749 is about 675.0918456032. The cubic root of 455749 is about 76.9558976098.

The spelling of 455749 in words is "four hundred fifty-five thousand, seven hundred forty-nine".