345455746 has 4 divisors (see below), whose sum is σ = 518183622. Its totient is φ = 172727872.

The previous prime is 345455681. The next prime is 345455809. The reversal of 345455746 is 647554543.

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., 197711721 + 147744025 = 14061^2 + 12155^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86363935 + ... + 86363938.

Almost surely, 2^345455746 is an apocalyptic number.

345455746 is a deficient number, since it is larger than the sum of its proper divisors (172727876).

345455746 is a wasteful number, since it uses less digits than its factorization.

345455746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172727875.

The product of its digits is 1008000, while the sum is 43.

The square root of 345455746 is about 18586.4398419923. The cubic root of 345455746 is about 701.6666044037. Note that the first 4 decimals are identical.

The spelling of 345455746 in words is "three hundred forty-five million, four hundred fifty-five thousand, seven hundred forty-six".