345450456 has 48 divisors (see below), whose sum is σ = 1007566560. Its totient is φ = 106292160.

The previous prime is 345450451. The next prime is 345450481. The reversal of 345450456 is 654054543.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 345450456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345450451) 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, 183600 + ... + 185471.

It is an arithmetic number, because the mean of its divisors is an integer number (20990970).

Almost surely, 2^345450456 is an apocalyptic number.

345450456 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

345450456 is an abundant number, since it is smaller than the sum of its proper divisors (662116104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345450456 is a wasteful number, since it uses less digits than its factorization.

345450456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369096 (or 369089 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 345450456 is about 18586.2975333981. The cubic root of 345450456 is about 701.6630228207.

The spelling of 345450456 in words is "three hundred forty-five million, four hundred fifty thousand, four hundred fifty-six".