346648455 has 48 divisors (see below), whose sum is σ = 623993760. Its totient is φ = 177811200.

The previous prime is 346648451. The next prime is 346648459. The reversal of 346648455 is 554846643.

It is an interprime number because it is at equal distance from previous prime (346648451) and next prime (346648459).

It is not a de Polignac number, because 346648455 - 2² = 346648451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 346648455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346648451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 640485 + ... + 641025.

It is an arithmetic number, because the mean of its divisors is an integer number (12999870).

Almost surely, 2^346648455 is an apocalyptic number.

346648455 is a deficient number, since it is larger than the sum of its proper divisors (277345305).

346648455 is a wasteful number, since it uses less digits than its factorization.

346648455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072 (or 1069 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The square root of 346648455 is about 18618.4976569002. The cubic root of 346648455 is about 702.4731937611.

The spelling of 346648455 in words is "three hundred forty-six million, six hundred forty-eight thousand, four hundred fifty-five".